/* ══════════════════════════════════════════════════════════
   MOTORSPORT PITSENTINEL — LANDING
   Aesthetic: pit lane HUD + motorsport poster. Negro racing, rojo
   carrera, amarillo señal. Display tipográfico condensado para
   recordar a tableros de tiempos. Mobile-first.
   ══════════════════════════════════════════════════════════ */

:root {
  --bg:           #0a0a0c;
  --bg-2:         #100b10;
  --surface:      #14141a;
  --card:         #1c1c24;
  --border:       #2a2a36;
  --border-strong:#3a3a48;
  --text:         #ececf4;
  --muted:        #8d8da3;

  --accent:       #ff1f3a;
  --accent-rgb:   255, 31, 58;
  --accent-deep:  #b80020;
  --accent-2:     #facc15;        /* señal / amarillo bandera */
  --accent-2-rgb: 250, 204, 21;
  --ok:           #00d97e;        /* pre-alert verde */
  --ok-rgb:       0, 217, 126;
  --warn:         #facc15;
  --warn-rgb:     250, 204, 21;
  --danger:       #ff1f3a;
  --danger-rgb:   255, 31, 58;

  --radius:       6px;
  --radius-sm:    4px;
  --radius-xs:    3px;
  --transition:   .28s cubic-bezier(.4,0,.2,1);
  --max-w:        1240px;

  --font-display: 'Rajdhani', 'Inter', sans-serif;
  --font-sans:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
:target,
[id] { scroll-margin-top: 88px; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;

  /* Subtle background: faint diagonal speedlines + radial glow */
  background-image:
    radial-gradient(ellipse 60% 50% at 80% 0%, rgba(var(--accent-rgb), .08), transparent 60%),
    radial-gradient(ellipse 50% 50% at 10% 100%, rgba(var(--accent-2-rgb), .04), transparent 60%),
    repeating-linear-gradient(
      115deg,
      transparent 0px,
      transparent 60px,
      rgba(255,255,255,.012) 60px,
      rgba(255,255,255,.012) 61px
    );
  background-attachment: fixed;
}

a { color: inherit; text-decoration: none; }
img, video { max-width: 100%; display: block; height: auto; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }

code, .mono {
  font-family: var(--font-mono);
  font-size: .88em;
  letter-spacing: .02em;
}

::selection { background: rgba(var(--accent-rgb), .45); color: #fff; }

/* ─── Utilidades ─── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 20px;
}
@media (min-width: 768px) {
  .container { padding: 0 32px; }
}

.section {
  padding: 80px 0;
  position: relative;
}
@media (min-width: 768px) {
  .section { padding: 112px 0; }
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.95rem, 5vw, 3.1rem);
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.05;
  margin-bottom: 18px;
  text-transform: none;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 720px;
  margin-bottom: 56px;
  line-height: 1.6;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 5px 12px 5px 10px;
  border-radius: 0;
  background: linear-gradient(90deg, rgba(var(--accent-rgb), .18), transparent);
  border-left: 3px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin-bottom: 22px;
}
.eyebrow::before {
  content: "";
  width: 7px; height: 7px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent);
  flex-shrink: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: .02em;
  text-transform: uppercase;
  transition: var(--transition);
  white-space: nowrap;
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow:
    0 0 0 1px rgba(var(--accent-rgb), .8) inset,
    0 8px 24px -8px rgba(var(--accent-rgb), .55);
}
.btn-primary:hover {
  background: #ff4759;
  transform: translateY(-1px);
  box-shadow:
    0 0 0 1px rgba(var(--accent-rgb), 1) inset,
    0 12px 32px -10px rgba(var(--accent-rgb), .7);
}
.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(var(--accent-rgb), .04);
}
.btn svg { width: 18px; height: 18px; }

/* ═══════════════ HEADER ═══════════════ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10,10,12,.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}
.header.scrolled { border-bottom-color: var(--border); }
.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 20px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
@media (min-width: 768px) {
  .header-inner { padding: 0 32px; height: 72px; }
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -.01em;
  font-size: 1.2rem;
  text-transform: uppercase;
}
.brand-mark {
  width: 36px; height: 36px;
  border-radius: 7px;
  background: var(--bg);
  border: 1px solid var(--accent);
  position: relative;
  flex-shrink: 0;
}
.brand-mark::before {
  /* speedo arc */
  content: "";
  position: absolute;
  inset: 7px 6px 14px 6px;
  border: 2px solid var(--accent);
  border-bottom: 0;
  border-radius: 100% 100% 0 0 / 100% 100% 0 0;
}
.brand-mark::after {
  /* needle */
  content: "";
  position: absolute;
  left: 50%; bottom: 9px;
  width: 1.5px; height: 12px;
  background: var(--accent-2);
  transform-origin: bottom center;
  transform: translateX(-50%) rotate(-32deg);
  box-shadow: 0 0 4px var(--accent-2);
}
.brand span { line-height: 1; }
.brand .brand-sub {
  display: block;
  font-family: var(--font-mono);
  font-size: .58rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: .22em;
  margin-top: 3px;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 11px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--muted);
  transition: var(--transition);
}
.lang-toggle:hover { border-color: var(--accent); color: var(--accent); }
.lang-toggle svg { width: 13px; height: 13px; }
.header-cta {
  padding: 10px 18px;
  border-radius: var(--radius-xs);
  background: var(--accent);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .86rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  transition: var(--transition);
}
.header-cta:hover { background: #ff4759; }

/* ═══════════════ HERO ═══════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  padding: 120px 0 60px;
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}
.hero-bg-wrap {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.hero-poster {
  width: 100%; height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  filter: brightness(.5) saturate(1.1);
}
.hero-bg-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 70% 25%, rgba(var(--accent-rgb), .28), transparent 55%),
    radial-gradient(ellipse at 20% 90%, rgba(var(--accent-2-rgb), .1), transparent 55%),
    linear-gradient(180deg, rgba(10,10,12,.5) 0%, rgba(10,10,12,.92) 100%);
  pointer-events: none;
}

/* Top-left "telemetry bar" decorative line under the header */
.hero::before {
  content: "";
  position: absolute;
  top: 80px; left: 0;
  width: min(46vw, 380px); height: 2px;
  background: linear-gradient(90deg, var(--accent) 0%, transparent 100%);
  z-index: 1;
}

.hero-inner {
  position: relative;
  max-width: 920px;
  z-index: 1;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}
.hero-eyebrow .pulse-dot {
  width: 9px; height: 9px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent);
  animation: pulseDot 1.6s ease-in-out infinite;
}
.hero-eyebrow .divider {
  width: 1px; height: 14px;
  background: var(--border-strong);
}
@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .4; transform: scale(.7); }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6.6vw, 4.6rem);
  font-weight: 700;
  line-height: .98;
  letter-spacing: -.015em;
  margin-bottom: 28px;
  text-transform: none;
}
.hero h1 .accent { color: var(--accent); }
.hero h1 .accent-yellow { color: var(--accent-2); }
.hero h1 .slash {
  display: inline-block;
  margin: 0 .35em;
  color: var(--accent);
  transform: translateY(-.05em) skewX(-15deg);
  font-weight: 800;
}

.hero-sub {
  font-size: clamp(1.05rem, 1.9vw, 1.25rem);
  color: var(--muted);
  max-width: 720px;
  margin-bottom: 34px;
  line-height: 1.55;
}
.hero-sub strong { color: var(--text); font-weight: 600; }

.hero-ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  max-width: 620px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.hero-stat {
  padding: 18px 4px 18px 18px;
  position: relative;
}
.hero-stat + .hero-stat::before {
  content: "";
  position: absolute;
  left: 0; top: 18px; bottom: 18px;
  width: 1px;
  background: var(--border);
}
.hero-stat-value {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 3.2vw, 1.9rem);
  font-weight: 800;
  color: var(--accent-2);
  letter-spacing: -.01em;
  line-height: 1;
  margin-bottom: 6px;
}
.hero-stat-label {
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--muted);
  text-transform: uppercase;
}

/* ═══════════════ HUD / CANVAS LIVE ═══════════════ */
.hud-section {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  position: relative;
}
.hud-section::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--accent) 25%,
    var(--accent-2) 50%,
    var(--accent) 75%,
    transparent 100%);
  opacity: .55;
}
.hud-wrap {
  display: grid;
  gap: 28px;
  grid-template-columns: 1fr;
  align-items: stretch;
  margin-top: 24px;
}
@media (min-width: 900px) {
  .hud-wrap {
    grid-template-columns: 1.25fr 1fr;
    gap: 48px;
  }
}
.hud-canvas-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16 / 11;
  background:
    radial-gradient(ellipse at center, rgba(var(--accent-rgb), .08) 0%, transparent 70%),
    #050507;
  box-shadow:
    0 0 0 1px var(--border-strong),
    0 30px 80px -20px rgba(var(--accent-rgb), .4),
    0 20px 60px -20px rgba(0,0,0,.7);
}
.hud-canvas-wrap::before {
  /* corner brackets */
  content: "";
  position: absolute;
  inset: 12px;
  background:
    linear-gradient(to right, var(--accent) 18px, transparent 18px) 0 0 / 100% 2px no-repeat,
    linear-gradient(to right, var(--accent) 18px, transparent 18px) 0 100% / 100% 2px no-repeat,
    linear-gradient(to bottom, var(--accent) 18px, transparent 18px) 0 0 / 2px 100% no-repeat,
    linear-gradient(to bottom, var(--accent) 18px, transparent 18px) 100% 0 / 2px 100% no-repeat,
    linear-gradient(to left, var(--accent) 18px, transparent 18px) 100% 0 / 100% 2px no-repeat,
    linear-gradient(to left, var(--accent) 18px, transparent 18px) 100% 100% / 100% 2px no-repeat,
    linear-gradient(to top, var(--accent) 18px, transparent 18px) 0 100% / 2px 100% no-repeat,
    linear-gradient(to top, var(--accent) 18px, transparent 18px) 100% 100% / 2px 100% no-repeat;
  pointer-events: none;
  z-index: 2;
  opacity: .65;
}
.hud-canvas {
  width: 100%;
  height: 100%;
  display: block;
}
.hud-legend {
  position: absolute;
  bottom: 18px;
  left: 18px;
  right: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  padding: 10px 14px;
  border-radius: var(--radius-xs);
  background: rgba(5,5,7,.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-strong);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
  z-index: 3;
}
.hud-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
}
.hud-legend-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.hud-info h3 {
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3.4vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.1;
  margin-bottom: 18px;
}
.hud-info p {
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.6;
  margin-bottom: 20px;
}
.hud-info p strong { color: var(--text); font-weight: 600; }
.hud-info p strong.accent { color: var(--accent); }

/* ═══════════════ FEATURE CARDS ═══════════════ */
.tech-core-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
  margin-top: 8px;
}
@media (min-width: 768px) {
  .tech-core-grid { grid-template-columns: repeat(3, 1fr); gap: 22px; }
}

.tech-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.tech-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 36px; height: 2px;
  background: var(--accent);
  transition: width .35s cubic-bezier(.4,0,.2,1);
}
.tech-card:hover {
  border-color: rgba(var(--accent-rgb), .45);
  transform: translateY(-3px);
}
.tech-card:hover::before { width: 100%; }
.tech-card-icon {
  width: 46px; height: 46px;
  border-radius: var(--radius-sm);
  background: rgba(var(--accent-rgb), .12);
  color: var(--accent);
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  border: 1px solid rgba(var(--accent-rgb), .25);
}
.tech-card-icon svg { width: 22px; height: 22px; }
.tech-card h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -.005em;
  line-height: 1.15;
  margin-bottom: 12px;
}
.tech-card p {
  font-size: .96rem;
  color: var(--muted);
  line-height: 1.55;
}
.tech-card p strong { color: var(--text); font-weight: 600; }
.tech-card p .mono-hl {
  font-family: var(--font-mono);
  color: var(--accent-2);
  font-weight: 700;
  font-size: .92em;
  letter-spacing: .02em;
}

/* ═══════════════ ALERT LIGHTS ═══════════════ */
.alerts {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  position: relative;
}
.alerts-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
  margin-top: 12px;
}
@media (min-width: 800px) {
  .alerts-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
}

.alert-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 28px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.alert-card::before {
  /* side-stripe = race start light theme */
  content: "";
  position: absolute;
  top: 0; bottom: 0; left: 0;
  width: 5px;
  background: var(--alert-color, var(--muted));
  box-shadow: 0 0 14px var(--alert-color, var(--muted)) inset;
}
.alert-card[data-level="green"]   { --alert-color: var(--ok); }
.alert-card[data-level="yellow"]  { --alert-color: var(--warn); }
.alert-card[data-level="red"]     { --alert-color: var(--danger); }

.alert-card:hover {
  border-color: var(--alert-color, var(--border));
  transform: translateY(-3px);
}

.alert-light {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--alert-color);
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  box-shadow:
    0 0 0 1px rgba(255,255,255,.08) inset,
    0 0 26px -2px var(--alert-color),
    0 0 60px -10px var(--alert-color);
  animation: lightPulse 2.4s ease-in-out infinite;
}
.alert-light::before {
  content: "";
  width: 18px; height: 18px;
  border-radius: 50%;
  background: rgba(255,255,255,.85);
  filter: blur(2px);
  transform: translate(-8px, -8px);
}
@keyframes lightPulse {
  0%, 100% { box-shadow: 0 0 0 1px rgba(255,255,255,.08) inset, 0 0 22px -2px var(--alert-color), 0 0 50px -10px var(--alert-color); }
  50% { box-shadow: 0 0 0 1px rgba(255,255,255,.08) inset, 0 0 30px -2px var(--alert-color), 0 0 80px -8px var(--alert-color); }
}

.alert-card[data-level="green"] .alert-light  { animation-delay: 0s; }
.alert-card[data-level="yellow"] .alert-light { animation-delay: .8s; }
.alert-card[data-level="red"] .alert-light    { animation-delay: 1.6s; }

.alert-name {
  font-family: var(--font-mono);
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .22em;
  color: var(--alert-color);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.alert-card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -.005em;
  line-height: 1.15;
  margin-bottom: 10px;
}
.alert-trigger {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .82rem;
  font-weight: 600;
  color: var(--accent-2);
  padding: 4px 10px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xs);
  margin-bottom: 18px;
  letter-spacing: .04em;
}
.alert-action {
  color: var(--muted);
  font-size: .96rem;
  line-height: 1.5;
}
.alert-action strong { color: var(--text); font-weight: 600; }

/* ═══════════════ ROLES ═══════════════ */
.roles {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.roles-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
  margin-top: 10px;
}
@media (min-width: 700px) { .roles-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .roles-grid { grid-template-columns: repeat(4, 1fr); } }

.role-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
  transition: var(--transition);
  overflow: hidden;
}
.role-card:hover {
  border-color: rgba(var(--accent-rgb), .45);
  transform: translateY(-3px);
}
.role-num {
  position: absolute;
  top: 18px; right: 22px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 3.2rem;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(var(--accent-rgb), .35);
  letter-spacing: -.04em;
  pointer-events: none;
}
.role-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(var(--accent-rgb), .1);
  color: var(--accent);
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  border: 1px solid rgba(var(--accent-rgb), .25);
}
.role-icon svg { width: 22px; height: 22px; }
.role-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -.005em;
  line-height: 1.15;
  margin-bottom: 8px;
}
.role-sub {
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.role-card p {
  font-size: .92rem;
  color: var(--muted);
  line-height: 1.55;
}

/* ═══════════════ DEMO VIDEO (16:9) ═══════════════ */
.demo {
  background: var(--bg);
}
.demo-video-wrap {
  position: relative;
  margin: 0 auto;
  max-width: 1080px;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  overflow: hidden;
  background: #000;
  border: 1px solid var(--border-strong);
  box-shadow:
    0 0 0 1px rgba(var(--accent-rgb), .15),
    0 40px 100px -28px rgba(var(--accent-rgb), .45),
    0 24px 70px -24px rgba(0,0,0,.7);
}
.demo-video-wrap::before {
  /* top hairline accent — like the HUD section */
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg,
    transparent 0%, var(--accent) 25%, var(--accent-2) 50%,
    var(--accent) 75%, transparent 100%);
  opacity: .55;
  z-index: 2;
  pointer-events: none;
}
.demo-video-wrap video {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  background: #000;
}
.demo-video-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px 7px 10px;
  border-radius: var(--radius-xs);
  background: rgba(5,5,7,.78);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(var(--accent-rgb), .55);
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .14em;
  color: var(--text);
  pointer-events: none;
}
.demo-video-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: pulseDot 1.6s ease-in-out infinite;
}

/* ═══════════════ FEATURE BLOCKS (Editor de circuitos) ═══════════════ */
.feature-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
  margin-top: 56px;
}
@media (min-width: 900px) {
  .feature-block {
    grid-template-columns: 1fr 1.05fr;
    gap: 56px;
  }
}
.feature-block-text .feature-block-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .18em;
  color: var(--accent);
  margin-bottom: 16px;
  padding: 4px 11px;
  border: 1px solid rgba(var(--accent-rgb), .45);
  border-radius: var(--radius-xs);
  background: rgba(var(--accent-rgb), .07);
}
.feature-block-text h3 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.4vw, 2.15rem);
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.12;
  margin-bottom: 16px;
}
.feature-block-text p {
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.6;
  margin-bottom: 20px;
}
.feature-block-text p strong { color: var(--text); font-weight: 600; }
.feature-list {
  list-style: none;
  display: grid;
  gap: 11px;
}
.feature-list li {
  display: flex;
  gap: 12px;
  font-size: .95rem;
  color: var(--text);
  line-height: 1.5;
}
.feature-list li::before {
  content: "›";
  color: var(--accent);
  font-weight: 900;
  font-size: 1.2em;
  flex-shrink: 0;
  line-height: 1.2;
}

.editor-visual {
  position: relative;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--border-strong);
  padding: 22px;
  min-height: 320px;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 14px;
  overflow: hidden;
}
.editor-visual::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent) 30%, var(--accent-2) 60%, transparent);
}
.editor-toolbar {
  display: flex;
  gap: 6px;
  align-items: center;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--muted);
  letter-spacing: .08em;
}
.editor-tool {
  padding: 5px 9px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  background: var(--bg);
}
.editor-tool.active {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(var(--accent-rgb), .08);
}
.editor-canvas {
  position: relative;
  border-radius: var(--radius-sm);
  background:
    radial-gradient(ellipse at 40% 60%, rgba(var(--accent-rgb), .08), transparent 60%),
    #07070a;
  overflow: hidden;
  border: 1px solid var(--border);
}
.editor-canvas svg { width: 100%; height: 100%; display: block; }
.editor-tag {
  position: absolute;
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--accent-2);
  background: rgba(5,5,7,.78);
  border: 1px solid var(--border-strong);
  padding: 3px 7px;
  border-radius: var(--radius-xs);
  text-transform: uppercase;
}
.editor-tag.t1 { top: 14px; right: 14px; color: var(--accent); border-color: rgba(var(--accent-rgb), .45); }
.editor-tag.t2 { bottom: 14px; left: 14px; }

/* ═══════════════ PROTOCOLS BAR ═══════════════ */
.protocols {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin-top: 26px;
}
.protocol-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xs);
  background: rgba(255,255,255,.02);
}
.protocol-chip::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--accent);
}

/* ═══════════════ CONTACTO ═══════════════ */
.contact {
  position: relative;
}
.contact-grid {
  display: grid;
  gap: 40px;
  grid-template-columns: 1fr;
  align-items: start;
}
@media (min-width: 900px) {
  .contact-grid.contact-grid--simple { grid-template-columns: 1fr; max-width: 760px; margin: 0 auto; }
}
.contact-info h2 { margin-bottom: 18px; }
.contact-info > p {
  color: var(--muted);
  margin-bottom: 24px;
  font-size: 1.05rem;
}
.contact-bullets {
  list-style: none;
  display: grid;
  gap: 14px;
  font-size: .96rem;
  color: var(--text);
}
.contact-bullets li {
  display: flex;
  gap: 12px;
}
.contact-bullets li::before {
  content: "›";
  color: var(--accent);
  font-weight: 900;
  font-size: 1.2em;
  flex-shrink: 0;
}

.contact-direct {
  margin-top: 32px;
  display: grid;
  gap: 10px;
}
.contact-direct-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--card);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.contact-direct-row::before {
  content: "";
  position: absolute;
  top: 0; bottom: 0; left: 0;
  width: 3px;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: center;
  transition: var(--transition);
}
.contact-direct-row:hover {
  border-color: rgba(var(--accent-rgb), .5);
  transform: translateX(3px);
}
.contact-direct-row:hover::before { transform: scaleY(1); }
.contact-direct-icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(var(--accent-rgb), .12);
  color: var(--accent);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  border: 1px solid rgba(var(--accent-rgb), .25);
}
.contact-direct-icon svg { width: 20px; height: 20px; }
.contact-direct-row > span:last-child {
  display: flex;
  flex-direction: column;
  gap: 2px;
  line-height: 1.25;
}
.contact-direct-label {
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}
.contact-direct-row strong {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}
.contact-direct-hours {
  margin-top: 8px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--muted);
  letter-spacing: .04em;
}
.contact-direct-hours svg { width: 14px; height: 14px; }

.solution-cta {
  text-align: center;
  margin-top: 36px;
}

/* ═══════════════ FOOTER ═══════════════ */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px 0 32px;
  background: var(--bg);
}
.footer-inner {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
  align-items: center;
  text-align: center;
}
@media (min-width: 768px) {
  .footer-inner {
    grid-template-columns: 1fr auto 1fr;
    text-align: left;
  }
  .footer-inner > :nth-child(2) { justify-self: center; }
  .footer-inner > :nth-child(3) { text-align: right; }
}
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -.005em;
  margin-bottom: 10px;
}
.footer-legal {
  font-size: .82rem;
  color: var(--muted);
  line-height: 1.55;
}
.footer-links {
  display: inline-flex;
  gap: 22px;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .06em;
  color: var(--muted);
  text-transform: uppercase;
}
.footer-links a { transition: var(--transition); }
.footer-links a:hover { color: var(--accent); }
.footer-social {
  display: inline-flex;
  gap: 10px;
  justify-content: center;
}
@media (min-width: 768px) {
  .footer-social { justify-content: flex-end; }
}
.footer-social a {
  width: 36px; height: 36px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border);
  display: grid; place-items: center;
  color: var(--muted);
  transition: var(--transition);
}
.footer-social a:hover { border-color: var(--accent); color: var(--accent); }
.footer-social svg { width: 16px; height: 16px; }

/* ═══════════════ REVEAL ═══════════════ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .8s cubic-bezier(.4,0,.2,1), transform .8s cubic-bezier(.4,0,.2,1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════ REDUCED MOTION ═══════════════ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .alert-light { animation: none !important; }
  .hero-eyebrow .pulse-dot { animation: none !important; }
}

/* ═══════════════ NO-JS FALLBACK ═══════════════ */
.no-js .reveal { opacity: 1; transform: none; }

/* ═══════════════ SKIP LINK ═══════════════ */
.skip-link {
  position: absolute;
  top: -100px;
  left: 12px;
  z-index: 200;
  padding: 10px 16px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  border-radius: var(--radius-xs);
  transition: top .2s;
}
.skip-link:focus { top: 12px; }