/* ==========================================================================
   Monaztudio — estilos del sitio
   ========================================================================== */

@font-face {
  font-family: 'Inter';
  src: url('/fonts/inter.woff2') format('woff2');
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: 'Space Grotesk';
  src: url('/fonts/space-grotesk.woff2') format('woff2');
  font-weight: 300 700;
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('/fonts/jetbrains-mono.woff2') format('woff2');
  font-weight: 100 800;
  font-display: swap;
}

:root {
  --bg: #07060d;
  --bg-2: #0d0b18;
  --surface: rgba(255, 255, 255, 0.035);
  --surface-2: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #eeedf7;
  --muted: #a3a1bd;
  --faint: #6e6c88;
  --violet: #8b5cf6;
  --violet-2: #a78bfa;
  --indigo: #6366f1;
  --cyan: #22d3ee;
  --pink: #f472b6;
  --green: #34d399;
  --amber: #fbbf24;
  --grad: linear-gradient(100deg, #c4b5fd 0%, #818cf8 35%, #22d3ee 70%, #a5f3fc 100%);
  --grad-btn: linear-gradient(120deg, #8b5cf6, #6366f1 50%, #06b6d4);
  --radius: 22px;
  --radius-sm: 14px;
  --shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.8);
  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --container: 1200px;
  --header-h: 72px;
  color-scheme: dark;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

p {
  margin: 0;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.08;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

::selection {
  background: rgba(139, 92, 246, 0.45);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 8px;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.container.narrow {
  max-width: 820px;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 100;
  padding: 10px 16px;
  border-radius: 10px;
  background: var(--text);
  color: var(--bg);
  font-weight: 600;
}
.skip-link:focus {
  top: 16px;
}

/* ---------- Fondo animado ---------- */

.backdrop {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.aurora {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.55;
  will-change: transform;
}
.aurora-1 {
  width: 620px;
  height: 620px;
  left: -160px;
  top: -200px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.75), transparent 65%);
  animation: float-1 22s ease-in-out infinite alternate;
}
.aurora-2 {
  width: 560px;
  height: 560px;
  right: -180px;
  top: 8%;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.45), transparent 65%);
  animation: float-2 26s ease-in-out infinite alternate;
}
.aurora-3 {
  width: 700px;
  height: 700px;
  left: 30%;
  top: 60%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.35), transparent 65%);
  animation: float-3 30s ease-in-out infinite alternate;
}

@keyframes float-1 {
  to {
    transform: translate(180px, 140px) scale(1.15);
  }
}
@keyframes float-2 {
  to {
    transform: translate(-160px, 220px) scale(0.9);
  }
}
@keyframes float-3 {
  to {
    transform: translate(-220px, -180px) scale(1.1);
  }
}

.grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
}

.noise {
  position: absolute;
  inset: -50%;
  opacity: 0.05;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

/* ---------- Header ---------- */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  height: var(--header-h);
  transition:
    background 0.3s ease,
    border-color 0.3s ease,
    backdrop-filter 0.3s ease;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(7, 6, 13, 0.72);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  border-bottom-color: var(--border);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.brand-word {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.03em;
}
.brand-word span {
  color: var(--muted);
  font-weight: 400;
}
.logo-mark {
  filter: drop-shadow(0 4px 18px rgba(139, 92, 246, 0.55));
}

.nav-desktop {
  display: flex;
  gap: 6px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.025);
  backdrop-filter: blur(10px);
}
.nav-desktop a {
  padding: 7px 16px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 14.5px;
  font-weight: 500;
  transition:
    color 0.2s,
    background 0.2s;
}
.nav-desktop a:hover {
  color: var(--text);
  background: var(--surface-2);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  border: 1px solid var(--border);
  transition:
    color 0.2s,
    border-color 0.2s;
}
.lang-switch:hover {
  color: var(--text);
  border-color: var(--border-strong);
}

.nav-mobile {
  display: none;
  position: relative;
}
.nav-mobile summary {
  list-style: none;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid var(--border);
  display: grid;
  place-content: center;
  gap: 6px;
  cursor: pointer;
}
.nav-mobile summary::-webkit-details-marker {
  display: none;
}
.nav-mobile summary span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--text);
  transition: transform 0.25s ease;
}
.nav-mobile[open] summary span:first-child {
  transform: translateY(3.75px) rotate(45deg);
}
.nav-mobile[open] summary span:last-child {
  transform: translateY(-3.75px) rotate(-45deg);
}
.nav-mobile-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 12px);
  width: min(78vw, 280px);
  padding: 10px;
  border-radius: 18px;
  border: 1px solid var(--border-strong);
  background: rgba(13, 11, 24, 0.96);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
  display: grid;
  animation: pop 0.2s ease;
}
.nav-mobile-panel a {
  padding: 12px 14px;
  border-radius: 12px;
  font-weight: 500;
}
.nav-mobile-panel a:hover {
  background: var(--surface-2);
}

@keyframes pop {
  from {
    opacity: 0;
    transform: translateY(-6px) scale(0.98);
  }
}

/* ---------- Botones ---------- */

.btn {
  --pad: 14px 24px;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: var(--pad);
  border-radius: 999px;
  border: 1px solid transparent;
  font: 600 15.5px/1 var(--font-sans);
  letter-spacing: -0.01em;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    box-shadow 0.3s ease,
    background 0.3s ease,
    border-color 0.2s;
  white-space: nowrap;
}
.btn:hover {
  transform: translateY(-2px);
}
.btn:active {
  transform: translateY(0);
}
.btn .icon {
  transition: transform 0.2s ease;
}
.btn:hover .icon {
  transform: translateX(3px);
}
.btn-small {
  --pad: 10px 18px;
  font-size: 14px;
}
.btn-primary {
  color: #fff;
  background: var(--grad-btn);
  background-size: 200% 100%;
  box-shadow:
    0 10px 30px -10px rgba(99, 102, 241, 0.8),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
.btn-primary:hover {
  background-position: 100% 0;
  box-shadow:
    0 16px 40px -10px rgba(99, 102, 241, 0.95),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
.btn-ghost {
  color: var(--text);
  border-color: var(--border-strong);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.07);
}
.btn-light {
  color: #0b0a14;
  background: #fff;
  box-shadow: 0 14px 40px -12px rgba(255, 255, 255, 0.5);
}
.btn-block {
  width: 100%;
}
.btn-glow::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: inherit;
  filter: blur(18px);
  opacity: 0;
  z-index: -1;
  transition: opacity 0.3s;
}
.btn-glow:hover::after {
  opacity: 0.55;
}

/* ---------- Tipografía de secciones ---------- */

.gradient-text {
  background: var(--grad);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shimmer 8s linear infinite;
}
@keyframes shimmer {
  to {
    background-position: 200% center;
  }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--violet-2);
  font: 600 13px/1 var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.eyebrow::before {
  content: '';
  width: 22px;
  height: 1px;
  background: currentColor;
}

.section {
  position: relative;
  padding: 130px 0;
}
.section-tight {
  padding: 40px 0 120px;
}

.section-head {
  max-width: 720px;
  display: grid;
  gap: 18px;
  margin-bottom: 64px;
}
.section-head.center {
  margin-inline: auto;
  text-align: center;
  justify-items: center;
}
.section-title {
  font-size: clamp(34px, 5vw, 58px);
  text-wrap: balance;
}
.section-lead {
  color: var(--muted);
  font-size: clamp(17px, 1.6vw, 19.5px);
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 60px) 0 100px;
  overflow: hidden;
}
.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.9;
  mask-image: radial-gradient(ellipse 90% 80% at 60% 40%, #000 40%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 60% 40%, #000 40%, transparent 85%);
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 56px;
  align-items: center;
}
.hero-copy {
  display: grid;
  gap: 24px;
  justify-items: start;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px 7px 10px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(10px);
  color: var(--muted);
  font-size: 13.5px;
  font-weight: 500;
}
.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.7);
  animation: ping 2s infinite;
}
@keyframes ping {
  70% {
    box-shadow: 0 0 0 10px rgba(52, 211, 153, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(52, 211, 153, 0);
  }
}

.hero-title {
  font-size: clamp(40px, 5.6vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.045em;
  font-weight: 600;
}
.hero-title .line {
  display: block;
  text-wrap: balance;
}
.hero-title .muted-line {
  margin-top: 0.2em;
  font-size: 0.5em;
  letter-spacing: -0.03em;
  color: var(--muted);
  font-weight: 500;
}
.hero-lead {
  max-width: 590px;
  color: var(--muted);
  font-size: clamp(17px, 1.5vw, 19.5px);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.pills li {
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--faint);
  font: 500 12.5px/1.3 var(--font-mono);
}

.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 28px;
  width: 26px;
  height: 42px;
  margin-left: -13px;
  border-radius: 999px;
  border: 1.5px solid var(--border-strong);
}
.scroll-hint span {
  position: absolute;
  left: 50%;
  top: 8px;
  width: 4px;
  height: 8px;
  margin-left: -2px;
  border-radius: 4px;
  background: var(--text);
  animation: scroll-dot 1.8s ease-in-out infinite;
}
@keyframes scroll-dot {
  0% {
    opacity: 0;
    transform: translateY(0);
  }
  30% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translateY(14px);
  }
}

/* ---------- Terminal ---------- */

.hero-visual {
  perspective: 1400px;
}
.terminal {
  --rx: 0deg;
  --ry: 0deg;
  position: relative;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  background: linear-gradient(160deg, rgba(25, 21, 45, 0.9), rgba(10, 9, 20, 0.92));
  backdrop-filter: blur(20px);
  box-shadow:
    var(--shadow),
    0 0 0 1px rgba(139, 92, 246, 0.08),
    0 40px 120px -40px rgba(99, 102, 241, 0.6);
  transform: rotateX(var(--rx)) rotateY(var(--ry));
  transform-style: preserve-3d;
  transition: transform 0.25s ease-out;
}
.terminal::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(140deg, rgba(167, 139, 250, 0.7), transparent 35%, transparent 65%, rgba(34, 211, 238, 0.6));
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}
.dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}
.dot-r {
  background: #ff5f57;
}
.dot-y {
  background: #febc2e;
}
.dot-g {
  background: #28c840;
}
.terminal-label {
  margin-left: 10px;
  color: var(--faint);
  font: 500 12px/1 var(--font-mono);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.terminal-body {
  display: grid;
  gap: 12px;
  padding: 20px;
  font-size: 14.5px;
}

.msg {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.msg p {
  padding: 11px 15px;
  border-radius: 14px;
  line-height: 1.5;
}
.msg-user p {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid var(--border);
}
.msg-ai p {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(34, 211, 238, 0.1));
  border: 1px solid rgba(139, 92, 246, 0.35);
}
.avatar {
  flex: none;
  width: 28px;
  height: 28px;
  margin-top: 6px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--muted);
}
.avatar-ai {
  color: #fff;
  background: var(--grad-btn);
  border: 0;
}

.tool-call {
  margin-left: 40px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px dashed rgba(167, 139, 250, 0.3);
  background: rgba(139, 92, 246, 0.05);
  display: grid;
  gap: 6px;
  font-size: 13px;
}
.tool-head {
  display: flex;
  align-items: center;
  gap: 8px;
}
.tool-chip {
  padding: 2px 7px;
  border-radius: 6px;
  background: rgba(139, 92, 246, 0.25);
  color: #ddd6fe;
  font: 700 10.5px/1.5 var(--font-mono);
  letter-spacing: 0.08em;
}
.tool-name {
  color: #c4b5fd;
  font-size: 13px;
}
.tool-args {
  color: var(--faint);
  font-size: 12px;
  overflow-wrap: anywhere;
}
.tool-result {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--green);
  font: 500 12.5px/1.3 var(--font-mono);
}
.tool-result.pending {
  color: var(--amber);
}
.caret {
  display: inline-block;
  width: 8px;
  height: 1.05em;
  margin-left: 3px;
  vertical-align: -0.15em;
  background: var(--cyan);
  animation: blink 1s steps(1) infinite;
}
@keyframes blink {
  50% {
    opacity: 0;
  }
}

/* Secuencia animada del terminal: cada paso aparece en orden. */
.js .terminal .step {
  opacity: 0;
  transform: translateY(10px);
}
.js .terminal.play .step {
  animation: step-in 0.55s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
  animation-delay: calc(0.35s + var(--i) * 0.75s);
}
@keyframes step-in {
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- Marquee ---------- */

.marquee {
  position: relative;
  overflow: hidden;
  padding: 26px 0;
  border-block: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.015);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 40s linear infinite;
}
.marquee-track span {
  display: inline-flex;
  align-items: center;
  gap: 36px;
  padding-right: 36px;
  color: var(--muted);
  font: 500 clamp(18px, 2vw, 24px) / 1 var(--font-display);
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.marquee-track i {
  color: var(--violet);
  font-style: normal;
  font-size: 0.7em;
}
@keyframes marquee {
  to {
    transform: translateX(-50%);
  }
}

/* ---------- Tarjetas ---------- */

.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.cards-services {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.card {
  position: relative;
  padding: 34px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.015));
  overflow: hidden;
  isolation: isolate;
  transition:
    transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1),
    border-color 0.3s;
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--border-strong);
}
.card h3 {
  font-size: 23px;
  margin-bottom: 12px;
}
.card p {
  color: var(--muted);
  font-size: 16px;
}

.spotlight::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(
    420px circle at var(--mx, 50%) var(--my, -20%),
    rgba(139, 92, 246, 0.18),
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.3s;
}
.spotlight:hover::before {
  opacity: 1;
}

.card-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 26px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(140deg, rgba(139, 92, 246, 0.9), rgba(34, 211, 238, 0.7));
  box-shadow:
    0 12px 30px -10px rgba(139, 92, 246, 0.8),
    inset 0 1px 0 rgba(255, 255, 255, 0.35);
}
.card-icon.small {
  width: 46px;
  height: 46px;
  margin-bottom: 20px;
  border-radius: 13px;
}

.checklist {
  display: grid;
  gap: 10px;
  margin-top: 24px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
}
.checklist li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  color: var(--text);
}
.checklist .icon {
  color: var(--cyan);
  flex: none;
}

/* ---------- MCP ---------- */

.section-mcp::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(ellipse 60% 50% at 50% 40%, rgba(99, 102, 241, 0.12), transparent 70%);
}

.mcp-diagram {
  position: relative;
  margin: 0 auto 56px;
  max-width: 1040px;
  padding: 28px;
  border-radius: 28px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
}
.mcp-diagram svg {
  width: 100%;
  height: auto;
  overflow: visible;
}
.wire {
  fill: none;
  stroke: url(#wire);
  stroke-width: 1.6;
  stroke-dasharray: 5 7;
  animation: dash 1.6s linear infinite;
}
@keyframes dash {
  to {
    stroke-dashoffset: -24;
  }
}
.packet {
  filter: drop-shadow(0 0 6px currentColor);
}
.packet-a {
  fill: #c4b5fd;
  color: #a78bfa;
}
.packet-b {
  fill: #a5f3fc;
  color: #22d3ee;
}
.node rect {
  fill: rgba(20, 17, 36, 0.95);
  stroke: rgba(255, 255, 255, 0.14);
  stroke-width: 1;
}
.node-left rect {
  stroke: rgba(167, 139, 250, 0.4);
}
.node-right rect {
  stroke: rgba(34, 211, 238, 0.4);
}
.node text {
  fill: var(--text);
  font: 600 19px var(--font-display);
}
.core-body {
  fill: #0f0c1f;
  stroke: rgba(167, 139, 250, 0.7);
  stroke-width: 1.5;
}
.core-ring {
  fill: none;
  stroke: rgba(167, 139, 250, 0.35);
  stroke-width: 1;
  stroke-dasharray: 3 9;
  transform-origin: 500px 210px;
  animation: spin 24s linear infinite;
}
.core-glow {
  animation: breathe 4s ease-in-out infinite;
  transform-origin: 500px 210px;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
@keyframes breathe {
  50% {
    opacity: 0.6;
    transform: scale(0.92);
  }
}
.core-title {
  fill: #fff;
  font: 700 30px var(--font-display);
  letter-spacing: 0.04em;
}
.core-sub {
  fill: var(--muted);
  font: 500 13px var(--font-mono);
}

.cards-compact .card {
  padding: 28px;
}
.cards-compact .card h3 {
  font-size: 20px;
}

.examples {
  margin-top: 56px;
  display: grid;
  gap: 18px;
}
.examples-title {
  color: var(--faint);
  font: 600 13px/1 var(--font-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.examples-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.examples-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 18px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  font-size: 16px;
  transition:
    border-color 0.3s,
    background 0.3s;
}
.examples-list li:hover {
  border-color: rgba(167, 139, 250, 0.4);
  background: rgba(139, 92, 246, 0.06);
}
.examples-list .icon {
  flex: none;
  margin-top: 3px;
  color: var(--violet-2);
}

/* ---------- Proceso ---------- */

.timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  counter-reset: step;
}
.timeline::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 28px;
  right: 28px;
  height: 1px;
  background: linear-gradient(90deg, var(--violet), var(--indigo), var(--cyan), transparent);
  opacity: 0.6;
}
.timeline-step {
  position: relative;
  display: grid;
  gap: 12px;
  align-content: start;
}
.step-num {
  position: relative;
  width: 56px;
  height: 56px;
  margin-bottom: 14px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font: 600 17px/1 var(--font-mono);
  background: var(--bg-2);
  border: 1px solid rgba(167, 139, 250, 0.45);
  box-shadow:
    0 0 0 6px var(--bg),
    0 0 30px -4px rgba(139, 92, 246, 0.6);
}
.timeline-step h3 {
  font-size: 22px;
}
.timeline-step p {
  color: var(--muted);
  font-size: 16px;
}

/* ---------- Bento ---------- */

.bento {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.bento-item h3 {
  font-size: 20px;
}
.bento-stack {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 18px 48px;
  align-items: center;
  background:
    radial-gradient(ellipse 60% 120% at 0% 0%, rgba(139, 92, 246, 0.16), transparent 60%),
    radial-gradient(ellipse 50% 120% at 100% 100%, rgba(34, 211, 238, 0.12), transparent 60%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.015));
}
.stack-intro {
  display: grid;
  gap: 16px;
  align-content: center;
}
.stack-title {
  margin: 0 !important;
  font-size: clamp(28px, 3vw, 38px) !important;
}
.stack-groups {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.stack-group-title {
  margin-bottom: 10px;
  color: var(--text);
  font: 600 14px/1 var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tags li {
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  font-size: 14px;
}

/* ---------- FAQ ---------- */

.faq-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 64px;
  align-items: start;
}
.faq-grid .section-head {
  position: sticky;
  top: calc(var(--header-h) + 40px);
}
.faq-list {
  display: grid;
  gap: 12px;
}
.faq-item {
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.025);
  transition:
    border-color 0.3s,
    background 0.3s;
}
.faq-item[open] {
  border-color: rgba(167, 139, 250, 0.35);
  background: rgba(139, 92, 246, 0.05);
}
.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 24px;
  cursor: pointer;
  font: 600 18px/1.35 var(--font-display);
  letter-spacing: -0.015em;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-toggle {
  position: relative;
  flex: none;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
}
.faq-toggle::before,
.faq-toggle::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  width: 11px;
  height: 1.5px;
  margin: -0.75px 0 0 -5.5px;
  background: var(--text);
  transition: transform 0.3s ease;
}
.faq-toggle::after {
  transform: rotate(90deg);
}
.faq-item[open] .faq-toggle::after {
  transform: rotate(0deg);
}
.faq-item p {
  padding: 0 24px 24px;
  color: var(--muted);
  font-size: 16.5px;
}

/* ---------- CTA ---------- */

.section-cta {
  padding-top: 40px;
}
.cta-panel {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding: clamp(48px, 8vw, 96px) clamp(24px, 6vw, 80px);
  border-radius: 32px;
  text-align: center;
  display: grid;
  justify-items: center;
  gap: 22px;
  background: linear-gradient(130deg, #4c1d95, #3730a3 45%, #0e7490);
  box-shadow: 0 40px 120px -40px rgba(99, 102, 241, 0.8);
}
.cta-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.07) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse at center, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 20%, transparent 75%);
}
.cta-glow {
  position: absolute;
  z-index: -1;
  width: 600px;
  height: 600px;
  left: 50%;
  top: -300px;
  margin-left: -300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(244, 114, 182, 0.45), transparent 65%);
  filter: blur(40px);
  animation: breathe 6s ease-in-out infinite;
}
.cta-panel h2 {
  max-width: 820px;
  font-size: clamp(32px, 5vw, 60px);
}
.cta-panel p {
  max-width: 620px;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(17px, 1.6vw, 19.5px);
}
.cta-actions {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 24px;
}
.cta-mail {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-weight: 500;
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
  padding-bottom: 2px;
}
.cta-mail:hover {
  border-bottom-color: #fff;
}

/* ---------- Footer ---------- */

.site-footer {
  margin-top: 60px;
  padding: 72px 0 36px;
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, transparent, rgba(139, 92, 246, 0.04));
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
}
.footer-brand p {
  margin-top: 16px;
  max-width: 300px;
  color: var(--muted);
  font-size: 15px;
}
.site-footer h2 {
  margin-bottom: 16px;
  color: var(--faint);
  font: 600 12.5px/1 var(--font-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.site-footer ul {
  display: grid;
  gap: 10px;
}
.site-footer li a {
  color: var(--muted);
  font-size: 15px;
  transition: color 0.2s;
}
.site-footer li a:hover {
  color: var(--text);
}
.footer-bottom {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  color: var(--faint);
  font-size: 14px;
}
.footer-mono {
  font-family: var(--font-mono);
}

/* ---------- Páginas internas ---------- */

.page-hero {
  padding: calc(var(--header-h) + 90px) 0 50px;
}
.page-hero.center {
  text-align: center;
}
.page-title {
  margin-top: 18px;
  font-size: clamp(38px, 5.5vw, 68px);
}
.page-meta {
  margin-top: 18px;
  color: var(--faint);
  font: 500 14px/1 var(--font-mono);
}

.prose {
  display: grid;
  gap: 40px;
}
.prose section {
  display: grid;
  gap: 14px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--border);
}
.prose h2 {
  font-size: 24px;
}
.prose p {
  color: var(--muted);
}

.not-found {
  min-height: 80vh;
  display: grid;
  align-items: center;
}
.not-found .container {
  display: grid;
  justify-items: center;
  gap: 20px;
}
.big-404 {
  font: 700 clamp(110px, 20vw, 220px) / 0.9 var(--font-display);
  letter-spacing: -0.06em;
}

/* ---------- Contacto ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: start;
}
.contact-intro {
  display: grid;
  gap: 22px;
  justify-items: start;
}
.contact-intro .page-title {
  margin-top: 0;
}
.mail-card {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 10px;
  padding: 18px 24px 18px 18px;
  border-radius: 18px;
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.03);
  transition:
    transform 0.25s,
    border-color 0.25s;
}
.mail-card:hover {
  transform: translateY(-3px);
  border-color: rgba(167, 139, 250, 0.5);
}
.mail-card .card-icon {
  margin: 0;
}
.mail-card small {
  display: block;
  color: var(--faint);
  font: 500 12px/1.4 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.mail-card strong {
  font: 600 20px/1.3 var(--font-display);
}
.next-steps {
  margin-top: 16px;
  display: grid;
  gap: 16px;
}
.next-steps ol {
  display: grid;
  gap: 14px;
  counter-reset: next;
}
.next-steps li {
  position: relative;
  padding-left: 44px;
  color: var(--muted);
  counter-increment: next;
}
.next-steps li::before {
  content: counter(next);
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1px solid rgba(167, 139, 250, 0.45);
  color: var(--violet-2);
  font: 600 13px/1 var(--font-mono);
}

.form-card {
  position: relative;
  display: grid;
  gap: 20px;
  padding: clamp(24px, 4vw, 40px);
  border-radius: 26px;
  border: 1px solid var(--border-strong);
  background: linear-gradient(170deg, rgba(25, 21, 45, 0.85), rgba(10, 9, 20, 0.9));
  backdrop-filter: blur(20px);
  box-shadow:
    var(--shadow),
    0 40px 120px -50px rgba(99, 102, 241, 0.6);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.field {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  border: 0;
  min-width: 0;
}
.field > span,
.field legend {
  padding: 0;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
}
.field input,
.field textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font: inherit;
  font-size: 16px;
  transition:
    border-color 0.2s,
    box-shadow 0.2s,
    background 0.2s;
}
.field textarea {
  resize: vertical;
  min-height: 140px;
}
.field input::placeholder,
.field textarea::placeholder {
  color: var(--faint);
}
.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--violet-2);
  background: rgba(139, 92, 246, 0.06);
  box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.18);
}
.field.invalid input,
.field.invalid textarea,
.consent.invalid {
  border-color: #f87171;
}
.field.invalid > span {
  color: #fca5a5;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.chip {
  position: relative;
}
.chip input {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
}
.chip span {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  color: var(--muted);
  font-size: 14.5px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}
.chip span:hover {
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.3);
}
.chip input:checked + span {
  color: #fff;
  border-color: transparent;
  background: var(--grad-btn);
  box-shadow: 0 8px 24px -10px rgba(99, 102, 241, 0.9);
}
.chip input:focus-visible + span {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.consent {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 2px;
  border: 1px solid transparent;
  border-radius: 10px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.5;
}
.consent input {
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--violet);
}
.consent a,
.form-error a {
  color: var(--violet-2);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.hp {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-error {
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid rgba(248, 113, 113, 0.4);
  background: rgba(248, 113, 113, 0.08);
  color: #fecaca;
  font-size: 15px;
}

.form-card.sent {
  justify-items: center;
  text-align: center;
  padding-block: 64px;
}
.form-card.sent h2 {
  font-size: 32px;
}
.form-card.sent p {
  max-width: 420px;
  color: var(--muted);
}
.sent-icon {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(140deg, var(--green), var(--cyan));
  box-shadow: 0 16px 50px -12px rgba(52, 211, 153, 0.8);
  animation: pop-in 0.6s cubic-bezier(0.2, 1.4, 0.4, 1);
}
@keyframes pop-in {
  from {
    transform: scale(0.3);
    opacity: 0;
  }
}

/* ---------- Animaciones de aparición ---------- */

.js .reveal {
  opacity: 0;
  transform: translateY(28px);
  filter: blur(6px);
  transition:
    opacity 0.9s cubic-bezier(0.2, 0.8, 0.2, 1),
    transform 0.9s cubic-bezier(0.2, 0.8, 0.2, 1),
    filter 0.9s cubic-bezier(0.2, 0.8, 0.2, 1);
  transition-delay: var(--d, 0ms);
}
.js .reveal.in {
  opacity: 1;
  transform: none;
  filter: none;
}
/* Las tarjetas recuperan su transición de hover una vez visibles. */
.js .card.reveal.in {
  transition:
    opacity 0.9s cubic-bezier(0.2, 0.8, 0.2, 1),
    transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1),
    filter 0.9s,
    border-color 0.3s;
  transition-delay: 0ms;
}

/* ---------- Responsive ---------- */

@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 56px;
  }
  .hero-visual {
    max-width: 620px;
  }
  .cards-3 {
    grid-template-columns: 1fr 1fr;
  }
  .cards-3 > :last-child:nth-child(odd) {
    grid-column: 1 / -1;
  }
  .bento {
    grid-template-columns: 1fr 1fr;
  }
  .bento-stack {
    grid-template-columns: 1fr;
  }
  .timeline {
    grid-template-columns: 1fr 1fr;
    row-gap: 48px;
  }
  .timeline::before {
    display: none;
  }
  .faq-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .faq-grid .section-head {
    position: static;
    margin-bottom: 0;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 860px) {
  .nav-desktop,
  .header-actions > .btn,
  .header-actions > .lang-switch {
    display: none;
  }
  .nav-mobile {
    display: block;
  }
}

@media (max-width: 680px) {
  body {
    font-size: 16px;
  }
  .container {
    padding: 0 16px;
  }
  .section {
    padding: 90px 0;
  }
  .section-head {
    margin-bottom: 44px;
  }
  .hero {
    padding-top: calc(var(--header-h) + 36px);
  }
  .hero-actions .btn {
    flex: 1 1 auto;
  }
  .scroll-hint {
    display: none;
  }
  .cards-3,
  .cards-services,
  .bento,
  .timeline,
  .examples-list,
  .stack-groups,
  .form-row,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .card {
    padding: 26px;
  }
  .mcp-diagram {
    padding: 12px;
    margin-inline: -4px;
  }
  .tool-call {
    margin-left: 0;
  }
  .node text {
    font-size: 23px;
  }
  .core-sub {
    font-size: 15px;
  }
  .terminal-body {
    padding: 16px;
    font-size: 14px;
  }
  .footer-brand {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .packet {
    display: none;
  }
  .js .reveal,
  .js .terminal .step {
    opacity: 1;
    transform: none;
    filter: none;
  }
}