/* NEXATEL — Fiber Aurora */
@import url('./palette.css');

:root {
  --brand-blue: var(--accent-2);
  --brand-blue-dark: var(--accent-deep);
  --brand-cyan: var(--accent);
  --navy: var(--surface);
  --navy-mid: var(--surface-raised);
  --text: var(--on-surface);
  --text-secondary: var(--on-surface-muted);
  --text-muted: var(--on-surface-subtle);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --nav-h: 68px;
  --container: 1200px;
  --font-display: 'Archivo', sans-serif;
  --font-body: 'Figtree', sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 0.75rem);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--on-surface);
  background:
    radial-gradient(ellipse 80% 50% at 20% 0%, color-mix(in oklab, var(--accent-2) 8%, transparent), transparent 50%),
    radial-gradient(ellipse 60% 40% at 80% 100%, color-mix(in oklab, var(--accent) 6%, transparent), transparent 50%),
    var(--surface);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
}

/* Aurora light streaks background */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    linear-gradient(115deg, transparent 40%, color-mix(in oklab, var(--accent) 4%, transparent) 45%, color-mix(in oklab, var(--accent-2) 6%, transparent) 50%, color-mix(in oklab, var(--accent) 4%, transparent) 55%, transparent 60%),
    linear-gradient(245deg, transparent 30%, color-mix(in oklab, var(--accent-2) 5%, transparent) 40%, color-mix(in oklab, var(--accent) 8%, transparent) 50%, transparent 60%);
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-hover); }
ul { margin: 0; padding: 0; list-style: none; }

h1, h2, h3, h4, .section-title {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

button, input, select, textarea { font: inherit; }
:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 3px; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.icon { width: 1.2rem; height: 1.2rem; flex-shrink: 0; display: inline-block; vertical-align: middle; }
.icon-sm { width: 1rem; height: 1rem; }
.container { width: min(100% - 2rem, var(--container)); margin-inline: auto; }

/* Motion */
html.js-motion:not(.motion-reduced):not(.motion-fallback) [data-motion-item],
html.js-motion:not(.motion-reduced):not(.motion-fallback) [data-reveal],
html.js-motion:not(.motion-reduced):not(.motion-fallback) .hero-support {
  opacity: 0;
}

@media (prefers-reduced-motion: reduce) {
  [data-motion-item], [data-reveal], .hero-support, .hero-scroll-hint {
    opacity: 1 !important; transform: none !important;
  }
  .hero-beam { opacity: 0.25 !important; transform: none !important; }
  .ticker-track { animation: none !important; }
  body::before { opacity: 0.3; }
}

html.motion-fallback [data-motion-item],
html.motion-fallback [data-reveal],
html.motion-fallback .hero-support,
html.motion-reduced [data-motion-item],
html.motion-reduced [data-reveal],
html.motion-reduced .hero-support {
  opacity: 1 !important; transform: none !important;
}

/* ═══ NAV ═══ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000; height: var(--nav-h);
  background: color-mix(in oklab, var(--surface) 85%, transparent);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: 1px solid color-mix(in oklab, var(--accent) 15%, transparent);
}
.nav-container {
  width: min(100% - 1.5rem, var(--container));
  margin-inline: auto; height: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.logo-link img { height: 36px; width: auto; }
.nav-menu {
  display: flex; align-items: center; gap: 0.25rem 0.5rem;
  flex-wrap: wrap; justify-content: flex-end;
}
.nav-menu > li > a:not([class]) {
  color: var(--on-surface-subtle); font-size: 0.82rem; font-weight: 500;
  padding: 0.5rem 0.75rem; border-radius: var(--radius-sm);
  transition: color 0.2s, background 0.2s;
}
.nav-menu > li > a:not([class]):hover {
  color: var(--on-surface);
  background: color-mix(in oklab, var(--accent) 10%, transparent);
}

.btn-speedtest, .btn-pago-express, .btn-cliente {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.5rem 0.9rem; border-radius: var(--radius-sm);
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.02em;
  border: 1px solid transparent; white-space: nowrap;
}
.btn-speedtest {
  color: var(--accent);
  border-color: color-mix(in oklab, var(--accent) 40%, transparent);
  background: color-mix(in oklab, var(--accent) 8%, transparent);
}
.btn-speedtest:hover { background: var(--accent); color: var(--on-accent-contrast); }
.btn-pago-express { background: var(--cta-warm); color: var(--on-cta-warm); }
.btn-pago-express:hover { background: var(--cta-warm-hover); color: #fff; }
.btn-cliente { border-color: var(--border-strong); color: var(--on-surface-muted); }
.btn-cliente:hover { border-color: var(--accent); color: var(--accent); }

.mobile-menu {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 44px; height: 44px; padding: 0;
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--surface-card); cursor: pointer;
}
.mobile-menu span {
  display: block; width: 20px; height: 2px; margin-inline: auto;
  background: var(--on-surface); transition: transform 0.25s, opacity 0.2s;
}
.mobile-menu.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-menu.active span:nth-child(2) { opacity: 0; }
.mobile-menu.active span:nth-child(3) { transform: rotate(-45deg) translate(7px, -6px); }

/* ═══ HERO — Aurora ═══ */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: calc(var(--nav-h) + 2rem) 1.25rem 3rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 60% 50% at 30% 40%, color-mix(in oklab, var(--accent) 12%, transparent), transparent 60%),
    radial-gradient(ellipse 50% 40% at 70% 60%, color-mix(in oklab, var(--accent-2) 10%, transparent), transparent 55%);
}

.hero-glow {
  position: absolute; inset: -30%; z-index: 0;
  background: var(--gradient-glow);
  animation: glow-pulse 8s ease-in-out infinite;
}

@keyframes glow-pulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.05); }
}

.hero-watermark {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(6rem, 25vw, 20rem);
  letter-spacing: -0.06em;
  line-height: 0.85;
  background: var(--gradient-aurora);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  opacity: 0.08;
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
}

.hero-stage {
  position: relative; z-index: 4;
  width: min(100%, 1100px);
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  align-items: center;
  gap: clamp(2rem, 5vw, 4rem);
}

.hero-main {
  display: flex; flex-direction: column; align-items: flex-start; gap: 1.25rem;
}

.hero-logo {
  width: min(70vw, 380px);
  filter: drop-shadow(0 0 40px color-mix(in oklab, var(--accent) 40%, transparent));
}

.hero-headline {
  margin: 0;
  font-size: clamp(2.5rem, 6.5vw, 4.5rem);
  font-weight: 900;
  color: var(--on-surface);
  max-width: 12ch;
  letter-spacing: -0.04em;
}
.hero-headline em {
  font-style: normal;
  background: var(--gradient-aurora);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-support {
  margin: 0;
  max-width: 36ch;
  font-size: 1.1rem;
  color: var(--on-surface-subtle);
}

.hero-cta { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 0.5rem; }

/* Hero meter */
.hero-meter {
  justify-self: end;
  text-align: center;
  padding: 2rem;
  position: relative;
}

.meter-ring {
  width: clamp(180px, 24vw, 240px);
  height: clamp(180px, 24vw, 240px);
  border-radius: 50%;
  display: grid;
  place-content: center;
  gap: 0.15rem;
  position: relative;
  background:
    radial-gradient(circle at 50% 50%, color-mix(in oklab, var(--accent) 15%, transparent), transparent 65%),
    color-mix(in oklab, var(--surface-raised) 90%, transparent);
  border: 2px solid transparent;
  background-clip: padding-box;
}
.meter-ring::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 50%;
  background: var(--gradient-aurora);
  opacity: 0.6;
  z-index: -1;
  animation: ring-glow 3s ease-in-out infinite;
}
@keyframes ring-glow {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.8; }
}

.meter-value {
  font-family: var(--font-mono);
  font-size: clamp(3rem, 6vw, 4rem);
  font-weight: 600;
  letter-spacing: -0.05em;
  color: var(--on-surface);
  line-height: 1;
}
.meter-unit {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}
.meter-caption {
  margin: 1.25rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--on-surface-subtle);
  line-height: 1.6;
}

.hero-beam {
  position: absolute;
  left: -10%; right: -10%;
  top: 60%;
  height: 2px;
  z-index: 3;
  pointer-events: none;
  background: var(--gradient-streak);
  opacity: 0.6;
  filter: blur(1px);
}

.hero-scroll-hint {
  position: absolute; z-index: 5;
  bottom: 2rem;
  left: 50%; transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 0.65rem; letter-spacing: 0.3em;
  text-transform: uppercase; color: var(--on-surface-subtle);
  text-decoration: none;
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
}
.hero-scroll-hint::after {
  content: '';
  width: 1px; height: 30px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}
@keyframes scroll-pulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.8); }
  50% { opacity: 1; transform: scaleY(1); }
}
.hero-scroll-hint:hover { color: var(--accent); }

/* ═══ TICKER ═══ */
.ticker {
  overflow: hidden;
  border-block: 1px solid color-mix(in oklab, var(--accent) 20%, transparent);
  background: color-mix(in oklab, var(--surface-raised) 80%, transparent);
  padding: 1.1rem 0;
}
.ticker-track {
  display: flex; align-items: center; gap: 2rem;
  width: max-content;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  animation: ticker 25s linear infinite;
}
.ticker-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--gradient-aurora);
  box-shadow: 0 0 12px var(--accent);
  flex-shrink: 0;
}
@keyframes ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ═══ BUTTONS ═══ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 1rem 1.75rem;
  border-radius: var(--radius-md); border: 1px solid transparent;
  font-weight: 700; font-size: 0.95rem; letter-spacing: 0.01em;
  cursor: pointer; text-decoration: none;
  transition: transform 0.25s var(--ease-spring), filter 0.2s, background 0.2s, border-color 0.2s, color 0.2s, box-shadow 0.3s;
  color: var(--on-surface); background: var(--surface-card);
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary {
  background: var(--gradient-aurora);
  color: var(--on-accent-contrast);
  box-shadow: 0 4px 20px color-mix(in oklab, var(--accent) 30%, transparent);
}
.btn-primary:hover {
  filter: brightness(1.1);
  color: var(--on-accent-contrast);
  box-shadow: 0 8px 32px color-mix(in oklab, var(--accent) 45%, transparent);
}
.btn-ghost, .btn-secondary {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--on-surface-muted);
}
.btn-ghost:hover, .btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: color-mix(in oklab, var(--accent) 8%, transparent);
}

/* ═══ BANDS ═══ */
.band {
  padding: 2.5rem 1.25rem;
  border-block: 1px solid var(--border);
  position: relative; z-index: 1;
}
.band--signal {
  background:
    linear-gradient(120deg, color-mix(in oklab, var(--accent-2) 15%, transparent), transparent 50%),
    var(--surface-raised);
}
.band--soft { background: var(--surface-raised); margin-top: 2rem; }
.band-inner {
  width: min(100%, var(--container));
  margin-inline: auto;
  display: flex; flex-wrap: wrap; align-items: center;
  justify-content: space-between; gap: 1.5rem;
}

/* ═══ SECTIONS ═══ */
.section { padding: 5rem 0; position: relative; z-index: 1; }
.section-head {
  width: min(100% - 2rem, var(--container));
  margin: 0 auto 3rem;
}
.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1rem;
  padding: 0.4rem 0.9rem;
  background: color-mix(in oklab, var(--accent) 10%, transparent);
  border-radius: var(--radius-sm);
}
.section-title {
  margin: 0 0 0.75rem;
  font-size: clamp(2.25rem, 5.5vw, 3.5rem);
  color: var(--on-surface);
}
.section-subtitle {
  margin: 0; color: var(--on-surface-subtle); font-size: 1.05rem; max-width: 45ch;
}
.section-alt { background: var(--surface-raised); border-block: 1px solid var(--border); }

/* ═══ SPEED LANES (planes) — Aurora Cards ═══ */
.plans-section {
  padding-bottom: 0;
  background:
    radial-gradient(ellipse 100% 50% at 50% 100%, color-mix(in oklab, var(--accent-2) 6%, transparent), transparent 70%),
    var(--surface);
}
.speed-lanes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

.speed-lane {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 2.25rem 2rem;
  border-radius: var(--radius-lg);
  background: var(--surface-card);
  border: 1px solid transparent;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.4s var(--ease-spring), box-shadow 0.4s;
}
.speed-lane::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(
    135deg,
    color-mix(in oklab, var(--accent) 50%, transparent),
    color-mix(in oklab, var(--accent-2) 30%, transparent) 50%,
    color-mix(in oklab, var(--accent) 50%, transparent)
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.speed-lane:hover::before { opacity: 1; }
.speed-lane:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
}
.speed-lane::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-aurora);
  opacity: 0;
  transition: opacity 0.3s;
}
.speed-lane:hover::after { opacity: 1; }

.speed-lane--hot {
  background:
    linear-gradient(160deg, color-mix(in oklab, var(--accent-2) 20%, transparent) 0%, var(--surface-card) 40%);
  border-color: color-mix(in oklab, var(--accent) 30%, transparent);
}
.speed-lane--hot::before { opacity: 1; }
.speed-lane--hot::after { opacity: 1; }

.lane-badge {
  position: absolute;
  top: 1.25rem; right: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--on-accent-contrast);
  background: var(--gradient-aurora);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 12px color-mix(in oklab, var(--accent) 35%, transparent);
}

.lane-speed {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-family: var(--font-mono);
  color: var(--on-surface);
  margin-bottom: 1.5rem;
}
.lane-speed strong {
  font-size: clamp(3.5rem, 7vw, 5rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1;
  background: var(--gradient-aurora);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lane-speed span {
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
}

.lane-copy { flex: 1; }

.lane-price {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--on-surface);
  letter-spacing: -0.02em;
}
.lane-price small {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--muted);
  font-weight: 500;
}
.lane-then {
  margin: 0 0 1.5rem;
  font-size: 0.85rem;
  color: var(--success);
}

.lane-feats {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}
.lane-feats li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.92rem;
  color: var(--on-surface-muted);
}
.lane-feats li::before {
  content: '';
  display: inline-flex;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--gradient-aurora);
  box-shadow: 0 0 12px color-mix(in oklab, var(--accent) 40%, transparent);
  flex-shrink: 0;
}

.speed-lane .btn {
  width: 100%;
  justify-content: center;
  margin-top: auto;
  padding: 1.1rem;
  font-size: 1rem;
  background: color-mix(in oklab, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 30%, transparent);
  color: var(--accent);
}
.speed-lane .btn:hover {
  background: var(--gradient-aurora);
  border-color: transparent;
  color: var(--on-accent-contrast);
}
.speed-lane--hot .btn {
  background: var(--gradient-aurora);
  border-color: transparent;
  color: var(--on-accent-contrast);
  box-shadow: 0 4px 24px color-mix(in oklab, var(--accent) 35%, transparent);
}
.speed-lane--hot .btn:hover {
  filter: brightness(1.1);
  box-shadow: 0 8px 32px color-mix(in oklab, var(--accent) 50%, transparent);
}

/* ═══ FEATURE ROWS ═══ */
.features-section { background: var(--surface-raised); border-block: 1px solid var(--border); }
.feature-rows {
  width: min(100%, var(--container));
  margin-inline: auto;
  border-top: 1px solid var(--border);
}
.feature-row {
  display: grid;
  grid-template-columns: minmax(200px, 1fr) 1.5fr;
  gap: 1rem 2.5rem;
  padding: 1.75rem 1.25rem;
  border-bottom: 1px solid var(--border);
  transition: background 0.25s, padding-left 0.3s var(--ease);
}
.feature-row:hover {
  background: color-mix(in oklab, var(--accent) 5%, transparent);
  padding-left: 1.5rem;
}
.feature-row h3 {
  margin: 0; font-size: clamp(1.35rem, 2.5vw, 1.75rem); color: var(--on-surface);
}
.feature-row p { margin: 0; color: var(--on-surface-subtle); align-self: center; font-size: 1rem; }

/* ═══ TESTIMONIALS / FAQ / FORMS ═══ */
.testimonials-grid {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem;
}
.testimonial-item {
  margin: 0; padding: 1.75rem; border-radius: var(--radius-lg);
  display: flex; flex-direction: column; gap: 1.25rem;
  background: var(--surface-card);
  border: 1px solid var(--border);
  transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
}
.testimonial-item:hover {
  transform: translateY(-4px);
  border-color: color-mix(in oklab, var(--accent) 30%, transparent);
  box-shadow: var(--shadow-card-hover);
}
.testimonial-stars { display: flex; gap: 0.25rem; color: var(--warning); }
.testimonial-stars .icon { width: 1.1rem; height: 1.1rem; fill: currentColor; }
.testimonial-text { margin: 0; flex: 1; color: var(--on-surface-muted); font-size: 1rem; line-height: 1.7; }
.testimonial-author { display: flex; align-items: center; gap: 0.85rem; }
.author-avatar {
  width: 44px; height: 44px; border-radius: var(--radius-md);
  display: grid; place-items: center;
  font-family: var(--font-mono); font-weight: 600; font-size: 1.1rem;
  background: var(--gradient-aurora); color: var(--on-accent-contrast);
}
.author-name { font-style: normal; font-weight: 600; color: var(--on-surface); display: block; }
.author-info p { margin: 0.2rem 0 0; font-size: 0.85rem; color: var(--on-surface-subtle); }

.faq-container {
  max-width: 780px; margin-inline: auto;
  width: min(100% - 2rem, 780px);
  display: flex; flex-direction: column; gap: 0.5rem;
}
.faq-item {
  border-radius: var(--radius-md); overflow: hidden;
  background: var(--surface-card);
  border: 1px solid var(--border);
}
.faq-question {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 1.25rem 1.5rem; background: transparent; border: 0;
  color: var(--on-surface); cursor: pointer; text-align: left;
  transition: background 0.2s;
}
.faq-question:hover { background: color-mix(in oklab, var(--accent) 5%, transparent); }
.faq-question h3 {
  margin: 0; font-size: 1.05rem; font-weight: 600;
  font-family: var(--font-body); letter-spacing: 0;
}
.faq-icon { color: var(--accent); transition: transform 0.3s var(--ease-spring); }
.faq-item.active .faq-icon,
.faq-question[aria-expanded="true"] .faq-icon { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.35s var(--ease), padding 0.35s; padding: 0 1.5rem; }
.faq-item.active .faq-answer,
.faq-question[aria-expanded="true"] + .faq-answer {
  max-height: 350px; padding: 0 1.5rem 1.25rem;
}
.faq-answer p { margin: 0; color: var(--on-surface-subtle); font-size: 1rem; line-height: 1.7; }

.factibilidad-container, .contact-wrapper {
  max-width: 580px; margin-inline: auto; width: min(100% - 2rem, 580px);
}
.form-card, .form-block {
  padding: 2rem; border-radius: var(--radius-lg); position: relative;
  background: var(--surface-card);
  border: 1px solid var(--border);
}
.form-block::before {
  content: ''; position: absolute; left: 0; right: 0; top: 0; height: 3px;
  background: var(--gradient-aurora);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block; margin-bottom: 0.5rem;
  font-size: 0.85rem; font-weight: 600; letter-spacing: 0.02em; color: var(--on-surface-muted);
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 0.9rem 1.1rem; border-radius: var(--radius-md);
  border: 1px solid var(--border-strong); background: var(--surface-raised); color: var(--on-surface);
  font-size: 1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent) 20%, transparent);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--muted); }
.form-group select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%),
    linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: calc(100% - 20px) calc(50% - 3px), calc(100% - 14px) calc(50% - 3px);
  background-size: 6px 6px, 6px 6px; background-repeat: no-repeat; padding-right: 2.5rem;
}
.form-note { margin: 0.4rem 0 0; font-size: 0.85rem; color: var(--on-surface-subtle); }
.form-card .btn, .form-block .btn { width: 100%; }

.factibilidad-loading { display: none; text-align: center; padding: 2.5rem 1rem; color: var(--on-surface-muted); }
.factibilidad-loading.visible { display: block; }
.factibilidad-loading .icon {
  width: 2.25rem; height: 2.25rem; color: var(--accent);
  animation: nexatel-spin 1s linear infinite;
}
@keyframes nexatel-spin { to { transform: rotate(360deg); } }

.factibilidad-result {
  display: none; margin-top: 1.25rem; padding: 1.5rem 1.75rem;
  border-radius: var(--radius-md); background: var(--surface-card); border: 1px solid var(--border);
}
.factibilidad-result.visible { display: block; }
.factibilidad-result.success { border-left: 3px solid var(--success); }
.factibilidad-result.error { border-left: 3px solid var(--danger); }
.factibilidad-result.info { border-left: 3px solid var(--accent-2); }
.factibilidad-result h4 { margin: 0 0 0.75rem; display: flex; align-items: center; gap: 0.5rem; font-size: 1.05rem; }
.factibilidad-result.success h4 { color: var(--success); }
.factibilidad-result.error h4 { color: var(--danger); }
.factibilidad-result.info h4 { color: var(--accent-2); }
.factibilidad-result .result-mensaje { margin: 0 0 0.5rem; color: var(--on-surface-muted); font-size: 0.95rem; }
.factibilidad-result .result-detalle { font-size: 0.9rem; color: var(--on-surface-subtle); margin-top: 0.4rem; }
.factibilidad-result .result-costo {
  margin-top: 1rem; padding: 0.85rem 1.1rem; border-radius: var(--radius-md);
  background: color-mix(in oklab, var(--accent-2) 12%, transparent); color: var(--on-surface);
}

/* ═══ FOOTER ═══ */
.footer { background: var(--surface); border-top: 1px solid var(--border); position: relative; z-index: 1; }
.footer-cta-strip {
  padding: 3rem 1.25rem;
  background:
    radial-gradient(ellipse 80% 100% at 50% 0%, color-mix(in oklab, var(--accent-2) 12%, transparent), transparent 60%),
    var(--surface-raised);
  border-bottom: 1px solid var(--border);
}
.footer-cta-inner {
  width: min(100%, var(--container)); margin-inline: auto;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 2rem;
}
.footer-cta-text .section-title { font-size: 1.9rem; margin-bottom: 0.5rem; }
.footer-cta-text p { margin: 0; color: var(--on-surface-subtle); }
.footer-cta-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.footer-cta-btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.85rem 1.35rem; border-radius: var(--radius-md); font-weight: 600; font-size: 0.9rem;
  border: 1px solid transparent;
  transition: transform 0.25s var(--ease-spring), box-shadow 0.3s;
}
.footer-cta-btn:hover { transform: translateY(-2px); }
.footer-cta-btn--primary {
  background: var(--gradient-aurora); color: var(--on-accent-contrast);
  box-shadow: 0 4px 20px color-mix(in oklab, var(--accent) 30%, transparent);
}
.footer-cta-btn--primary:hover { filter: brightness(1.1); box-shadow: 0 8px 28px color-mix(in oklab, var(--accent) 45%, transparent); }
.footer-cta-btn--warm { background: var(--cta-warm); color: var(--on-cta-warm); }
.footer-cta-btn--warm:hover { background: var(--cta-warm-hover); }
.footer-cta-btn--ghost { background: transparent; color: var(--on-surface-muted); border-color: var(--border-strong); }
.footer-cta-btn--ghost:hover { color: var(--accent); border-color: var(--accent); }

.footer-main {
  width: min(100% - 2rem, var(--container)); margin-inline: auto;
  padding: 3.5rem 0 2.5rem;
  display: grid; grid-template-columns: 1.4fr 1fr 1.2fr; gap: 2.5rem;
}
.footer-col h4 {
  margin: 0 0 1.25rem; font-size: 0.75rem; font-family: var(--font-mono);
  font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--on-surface);
  padding-bottom: 0.75rem;
  border-bottom: 2px solid color-mix(in oklab, var(--accent) 30%, transparent);
  display: inline-block;
}
.footer-col-divider { margin-top: 2rem; }
.footer-logo { width: min(220px, 100%); }
.footer-brand-desc { margin: 1.25rem 0; color: var(--on-surface-subtle); font-size: 0.95rem; max-width: 38ch; line-height: 1.7; }
.footer-social { display: flex; gap: 0.75rem; }
.footer-social a {
  width: 44px; height: 44px; display: grid; place-items: center;
  border-radius: var(--radius-md); border: 1px solid var(--border); color: var(--on-surface-subtle); background: var(--surface-card);
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
}
.footer-social a:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-2px); }
.footer-list { display: flex; flex-direction: column; gap: 0.65rem; }
.footer-list a, .footer-list span {
  display: inline-flex; align-items: flex-start; gap: 0.5rem;
  color: var(--on-surface-subtle); font-size: 0.95rem;
  transition: color 0.2s;
}
.footer-list a:hover { color: var(--accent); }
.footer-list .icon { margin-top: 0.15rem; color: var(--accent); }

.footer-bottom-bar { border-top: 1px solid var(--border); padding: 1.5rem; background: var(--surface-raised); }
.footer-bottom-inner {
  width: min(100%, var(--container)); margin-inline: auto;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem;
}
.footer-payment-label {
  font-family: var(--font-mono); font-size: 0.68rem; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--on-surface-subtle); margin-bottom: 0.5rem;
}
.footer-payment img { max-height: 38px; }
.footer-copy { font-size: 0.85rem; color: var(--on-surface-subtle); text-align: right; }
.footer-copy strong { color: var(--on-surface-muted); }

.floating-payment-btn {
  position: fixed; right: 1.5rem; bottom: 1.5rem; z-index: 900;
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 1rem 1.4rem; border-radius: var(--radius-md);
  background: var(--cta-warm); color: var(--on-cta-warm); font-weight: 700; font-size: 0.95rem;
  box-shadow: 0 8px 32px color-mix(in oklab, var(--cta-warm) 40%, transparent);
  transition: transform 0.25s var(--ease-spring), background 0.2s, box-shadow 0.3s;
}
.floating-payment-btn:hover { background: var(--cta-warm-hover); transform: translateY(-3px); box-shadow: 0 12px 40px color-mix(in oklab, var(--cta-warm) 50%, transparent); }

/* ═══ RESPONSIVE ═══ */

/* Desktop compacto — el nav tiene 10 items, comprimir antes de hamburguesa */
@media (max-width: 1280px) and (min-width: 1081px) {
  .nav-menu { gap: 0.15rem 0.3rem; }
  .nav-menu > li > a:not([class]) { font-size: 0.78rem; padding: 0.45rem 0.55rem; }
  .btn-speedtest, .btn-pago-express, .btn-cliente { font-size: 0.7rem; padding: 0.45rem 0.65rem; }
}

/* ≤1080px — menú hamburguesa */
@media (max-width: 1080px) {
  .mobile-menu { display: flex; }
  .nav-menu {
    position: fixed; inset: var(--nav-h) 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 0.75rem 1rem 1.25rem;
    background: color-mix(in oklab, var(--surface) 96%, transparent);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.35);
    max-height: 0; overflow: hidden; opacity: 0; pointer-events: none;
    transition: max-height 0.35s var(--ease), opacity 0.25s;
  }
  .nav-menu.active {
    max-height: min(78vh, 580px); overflow-y: auto; opacity: 1; pointer-events: auto;
    -webkit-overflow-scrolling: touch;
  }
  .nav-menu > li { border-bottom: 1px solid var(--border); }
  .nav-menu > li:last-child { border-bottom: none; }
  .nav-menu > li > a:not([class]) {
    display: flex; width: 100%; padding: 0.95rem 0.5rem; font-size: 0.95rem;
  }
  .btn-speedtest, .btn-pago-express, .btn-cliente {
    justify-content: center; margin: 0.4rem 0; width: 100%;
    padding: 0.85rem 1rem; font-size: 0.85rem;
  }
}

/* ≤1024px — grids de contenido */
@media (max-width: 1024px) {
  .speed-lanes { grid-template-columns: 1fr; max-width: 520px; }
  .testimonials-grid { grid-template-columns: 1fr 1fr; }
}

/* ≤900px — hero en columna */
@media (max-width: 900px) {
  .hero { padding-top: calc(var(--nav-h) + 1.25rem); }
  .hero-stage { grid-template-columns: 1fr; gap: 2rem; }
  .hero-meter { justify-self: start; padding: 0; }
  .feature-row { grid-template-columns: 1fr; gap: 0.5rem; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer-brand-col { grid-column: 1 / -1; }
}

/* ≤768px — móvil estándar */
@media (max-width: 768px) {
  .hero-main { align-items: center; text-align: center; }
  .hero-cta { justify-content: center; width: 100%; }
  .hero-cta .btn { flex: 1 1 100%; }
  .hero-meter { justify-self: center; }
  .hero-watermark { font-size: 20vw; }
  .hero-scroll-hint { display: none; }
  .band-inner { justify-content: center; text-align: center; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; }
  .footer-brand-col { grid-column: auto; }
  .footer-cta-inner { flex-direction: column; text-align: center; }
  .footer-cta-actions { justify-content: center; width: 100%; }
  .footer-cta-btn { flex: 1 1 auto; justify-content: center; }
  .footer-bottom-inner { flex-direction: column; align-items: flex-start; }
  .footer-copy { text-align: left; }
  .floating-payment-btn {
    right: calc(1rem + env(safe-area-inset-right));
    bottom: calc(1rem + env(safe-area-inset-bottom));
    padding: 0.95rem;
  }
  .floating-payment-btn span { display: none; }
}

/* ≤480px — móvil compacto */
@media (max-width: 480px) {
  :root { --nav-h: 60px; }
  .section { padding: 3.5rem 0; }
  .section-head { margin-bottom: 2rem; }
  .section-title { font-size: clamp(1.8rem, 8vw, 2.4rem); }
  .hero-headline { font-size: clamp(2.1rem, 9.5vw, 2.8rem); }
  .hero-support { font-size: 1rem; }
  .speed-lane { padding: 1.75rem 1.35rem; }
  .lane-speed strong { font-size: 3rem; }
  .lane-price { font-size: 1.9rem; }
  .form-block { padding: 1.5rem 1.25rem; }
  .testimonial-item { padding: 1.5rem 1.25rem; }
  .ticker-track { font-size: 0.78rem; gap: 1.25rem; }
  .btn { padding: 0.95rem 1.25rem; }
}

/* ≤360px — móvil extra pequeño */
@media (max-width: 360px) {
  .lane-speed strong { font-size: 2.6rem; }
  .hero-logo { width: min(78vw, 300px); }
  .meter-ring { width: 160px; height: 160px; }
  .meter-value { font-size: 2.4rem; }
}

/* Teléfono en landscape — hero compacto */
@media (max-height: 520px) and (orientation: landscape) {
  .hero { min-height: auto; padding-top: calc(var(--nav-h) + 1rem); padding-bottom: 2rem; }
  .hero-stage { grid-template-columns: 1fr auto; gap: 1.5rem; }
  .hero-watermark { font-size: 12vw; }
  .meter-ring { width: 140px; height: 140px; }
  .meter-value { font-size: 2.2rem; }
  .hero-scroll-hint { display: none; }
}

/* Dispositivos táctiles — sin hover pegajoso */
@media (hover: none), (pointer: coarse) {
  .speed-lane:hover { transform: none; }
  .btn:hover, .footer-cta-btn:hover, .floating-payment-btn:hover { transform: none; }
  .testimonial-item:hover { transform: none; }
  .feature-row:hover { padding-left: 1.25rem; }
}

@media (prefers-reduced-motion: reduce) {
  .factibilidad-loading .icon, .meter-ring::before, .hero-glow, .hero-scroll-hint::after { animation: none !important; }
  .btn:hover, .floating-payment-btn:hover, .footer-cta-btn:hover, .speed-lane:hover { transform: none; }
}