/* AUZYN — Neon Circuit */
:root {
  --void: #05070D;
  --carbon: #0D1220;
  --line: #222B40;
  --ice: #EAF2FF;
  --mute: #A9B4CC;
  --cyan: #00E5FF;
  --violet: #7C5CFF;
  --violet-text: #A893FF;
  --lime: #C8FF3D;
  --display: "Space Grotesk", system-ui, sans-serif;
  --body: Inter, system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --radius: 18px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  background: var(--void);
  color: var(--ice);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--display); line-height: 1.08; margin: 0; text-wrap: balance; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 6px; }

.wrap { width: min(1200px, 100% - 48px); margin-inline: auto; }
.wrap--narrow { width: min(760px, 100% - 48px); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--lime); color: var(--void); padding: 10px 16px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }

.grid-bg {
  background-image:
    linear-gradient(rgba(0, 229, 255, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, .05) 1px, transparent 1px);
  background-size: 56px 56px;
}

/* Botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 52px; padding: 0 26px;
  border-radius: 14px; border: 1px solid transparent;
  font: 600 16px var(--body); cursor: pointer;
  transition: background-color .15s, border-color .15s, color .15s;
}
.btn--primary { background: var(--lime); color: var(--void); }
.btn--primary:hover { background: #DBFF7A; }
.btn--ghost { border-color: #33405E; color: var(--ice); }
.btn--ghost:hover { border-color: var(--cyan); color: var(--cyan); }

/* Navegación */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(5, 7, 13, .86); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font: 700 20px var(--display); letter-spacing: .2em; }
.nav__links { display: flex; align-items: center; gap: 28px; font-size: 15px; }
.nav__links a:not(.btn):hover { color: var(--cyan); }
.nav__links .btn { min-height: 44px; padding: 0 20px; border-radius: 999px; }
.nav__toggle { display: none; width: 44px; height: 44px; align-items: center; justify-content: center; background: none; border: 1px solid var(--line); border-radius: 12px; color: var(--ice); cursor: pointer; }

/* Hero */
.hero { padding: 88px 0 112px; }
.hero__inner { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(2.5rem, 5.4vw, 4.5rem); font-weight: 700; letter-spacing: -.035em; }
.status { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 28px; padding: 8px 14px; border: 1px solid rgba(200, 255, 61, .35); border-radius: 999px; font: 500 13px var(--mono); color: var(--lime); }
.status__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--lime); }
.lead { margin-top: 24px; max-width: 34em; font-size: 1.15rem; color: var(--mute); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }

.flow { background: var(--carbon); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 0 90px rgba(0, 229, 255, .12); overflow: hidden; }
.flow__bar { display: flex; align-items: center; gap: 8px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.flow__bar span { width: 10px; height: 10px; border-radius: 50%; background: #2A3550; }
.flow__bar b { margin-left: 10px; font: 400 13px var(--mono); color: var(--mute); }
.flow__steps { padding: 24px; display: grid; gap: 12px; font: 400 15px/1.5 var(--mono); }
.flow__steps i { font-style: normal; color: #6F7C99; margin-right: 14px; }
.flow__steps em { font-style: normal; color: var(--violet-text); }
.flow__steps u { text-decoration: none; color: var(--cyan); }
.flow__ok { margin-top: 8px; padding: 14px 16px; border-radius: 12px; background: rgba(200, 255, 61, .08); border: 1px solid rgba(200, 255, 61, .3); color: var(--lime); }
.flow__steps li { opacity: 0; transform: translateY(6px); animation: step .45s ease-out forwards; }
.flow__steps li:nth-child(1) { animation-delay: .3s; }
.flow__steps li:nth-child(2) { animation-delay: .9s; }
.flow__steps li:nth-child(3) { animation-delay: 1.5s; }
.flow__steps li:nth-child(4) { animation-delay: 2.1s; }
.flow__steps li:nth-child(5) { animation-delay: 2.9s; }
@keyframes step { to { opacity: 1; transform: none; } }

/* Secciones */
.section { padding: 104px 0; }
.section--alt { background: #080B14; border-block: 1px solid var(--line); }
.section h2 { font-size: clamp(2rem, 3.6vw, 3rem); letter-spacing: -.03em; }
.section__lead { margin-top: 16px; max-width: 38em; color: var(--mute); font-size: 1.08rem; }

.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-top: 56px; }
.card { background: var(--carbon); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; }
.card__icon { width: 32px; height: 32px; margin-bottom: 24px; }
.c-cyan { color: var(--cyan); } .c-violet { color: var(--violet-text); } .c-lime { color: var(--lime); }
.card h3 { font-size: 1.5rem; margin-bottom: 12px; }
.card p { color: var(--mute); }
.card ul { margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--line); display: grid; gap: 8px; font-size: 15px; }
.card li { padding-left: 18px; position: relative; }
.card li::before { content: ""; position: absolute; left: 0; top: .62em; width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); }

.steps { counter-reset: paso; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; margin-top: 56px; border-top: 1px solid var(--line); }
.steps li { counter-increment: paso; padding: 28px 28px 0 0; position: relative; }
.steps li::before { content: counter(paso, decimal-leading-zero); display: block; font: 500 14px var(--mono); color: var(--cyan); margin-bottom: 18px; }
.steps li::after { content: ""; position: absolute; left: 0; top: -5px; width: 9px; height: 9px; border-radius: 50%; background: var(--cyan); }
.steps li:last-child::after { background: var(--lime); }
.steps h3 { font-size: 1.3rem; margin-bottom: 10px; }
.steps p { color: var(--mute); font-size: 16px; }

.cases { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; margin-top: 56px; border-top: 1px solid var(--line); }
.case { padding: 32px 32px 32px 0; border-bottom: 1px solid var(--line); }
.case:nth-child(even) { padding-left: 32px; border-left: 1px solid var(--line); }
.case h3 { font-size: 1.35rem; margin-bottom: 10px; }
.case p { color: var(--mute); max-width: 32em; }

details { border-bottom: 1px solid var(--line); }
details:first-of-type { margin-top: 40px; border-top: 1px solid var(--line); }
summary { cursor: pointer; list-style: none; padding: 22px 40px 22px 0; position: relative; font: 500 1.15rem var(--display); }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 4px; top: 50%; transform: translateY(-50%); font: 400 26px var(--mono); color: var(--cyan); }
details[open] summary::after { content: "–"; }
details p { padding: 0 40px 24px 0; color: var(--mute); }

/* Contacto */
.contact { border-top: 1px solid var(--line); }
.contact__inner { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; align-items: start; }
.contact__list { margin-top: 36px; display: grid; gap: 18px; }
.contact__list span { display: block; font: 500 13px var(--mono); color: var(--cyan); margin-bottom: 2px; }
.contact__list a { text-decoration: underline; text-underline-offset: 4px; }
.contact__list a:hover { color: var(--cyan); }
.form { background: var(--carbon); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; display: grid; gap: 20px; }
.field { display: grid; gap: 8px; }
.field label { font-size: 15px; font-weight: 500; }
.field input, .field select, .field textarea {
  width: 100%; min-height: 48px; padding: 12px 14px;
  background: var(--void); color: var(--ice);
  border: 1px solid #33405E; border-radius: 12px;
  font: 400 16px var(--body);
}
.field textarea { resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--cyan); outline-offset: 1px; border-color: var(--cyan); }
.form__error { color: #FF9D8A; font-size: 15px; }
.form .btn { width: 100%; }

.footer { border-top: 1px solid var(--line); padding: 32px 0; color: var(--mute); font-size: 15px; }
.footer__inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
.footer .brand { color: var(--ice); font-size: 16px; }

/* Responsivo */
@media (max-width: 960px) {
  .hero { padding: 56px 0 80px; }
  .hero__inner, .contact__inner { grid-template-columns: minmax(0, 1fr); gap: 48px; }
  .cards { grid-template-columns: minmax(0, 1fr); }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 40px; }
  .section { padding: 72px 0; }
}
@media (max-width: 720px) {
  .nav__toggle { display: inline-flex; }
  .nav__links { display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; align-items: stretch; gap: 0; padding: 12px 24px 24px; background: var(--void); border-bottom: 1px solid var(--line); }
  .nav__links.is-open { display: flex; }
  .nav__links a:not(.btn) { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .nav__links .btn { margin-top: 16px; }
  .steps, .cases { grid-template-columns: minmax(0, 1fr); }
  .case, .case:nth-child(even) { padding: 28px 0; border-left: 0; }
  .flow__steps { font-size: 13px; padding: 18px; }
  .form { padding: 24px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .flow__steps li { animation: none; opacity: 1; transform: none; }
}