:root {
  --cyan: #00e5ff;
  --blue: #1a73e8;
  --purple: #7b1fa2;
  --navy: #070b19;
  --navy-soft: #0c1224;
  --gray: #8a99ad;
  --white: #ffffff;
  --ink: #e8edf5;
  --ink-muted: #b8c4d6;
  --card: rgba(255, 255, 255, 0.04);
  --card-border: rgba(255, 255, 255, 0.1);
  --radius: 24px;
  --radius-lg: 32px;
  --shadow: 0 32px 100px rgba(0, 0, 0, 0.5);
  --glow: 0 0 80px rgba(0, 229, 255, 0.15);
  --font: "Montserrat", system-ui, -apple-system, sans-serif;
  --max: 1160px;
  color-scheme: dark;
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--ink);
  background:
    radial-gradient(ellipse 90% 60% at 50% -10%, rgba(0, 229, 255, 0.12), transparent 55%),
    radial-gradient(ellipse 50% 40% at 100% 20%, rgba(123, 31, 162, 0.15), transparent 50%),
    linear-gradient(180deg, var(--navy) 0%, #050810 100%);
  min-height: 100vh;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--cyan);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--cyan);
  color: var(--navy);
  padding: 8px 16px;
  z-index: 100;
  font-weight: 600;
}

.skip-link:focus {
  left: 12px;
  top: 12px;
}

.container {
  width: min(var(--max), calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 14px 0;
  transition: background 0.25s ease, backdrop-filter 0.25s ease, border-color 0.25s ease;
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  background: rgba(7, 11, 25, 0.82);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--card-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo-link img {
  height: 36px;
  width: auto;
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 28px;
}

.nav-desktop a {
  color: var(--ink-muted);
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
}

.nav-desktop a:hover {
  color: var(--white);
  text-decoration: none;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  color: var(--navy);
  box-shadow: 0 12px 40px rgba(0, 229, 255, 0.25);
}

.btn-primary:hover {
  box-shadow: 0 16px 48px rgba(0, 229, 255, 0.35);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--card-border);
  color: var(--white);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
}

.hero {
  padding: 72px 0 100px;
}

.hero-grid {
  display: grid;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.2);
  margin-bottom: 20px;
}

.hero h1 {
  margin: 0 0 20px;
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--white);
}

.hero h1 .gradient {
  background: linear-gradient(90deg, var(--cyan), var(--blue) 55%, var(--purple));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lead {
  margin: 0 0 28px;
  font-size: 1.15rem;
  color: var(--ink-muted);
  max-width: 34ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.hero-note {
  margin: 0;
  font-size: 0.88rem;
  color: var(--gray);
}

.mockup-wrap {
  position: relative;
  padding: 20px;
  border-radius: var(--radius-lg);
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.02));
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow), var(--glow);
}

.mockup-glow {
  position: absolute;
  inset: -25% -15%;
  background: radial-gradient(circle at 40% 30%, rgba(0, 229, 255, 0.22), transparent 55%),
    radial-gradient(circle at 80% 70%, rgba(123, 31, 162, 0.18), transparent 50%);
  pointer-events: none;
  z-index: 0;
}

.mockup-stage {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 20px;
}

.browser {
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: var(--navy-soft);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.browser-top {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: rgba(0, 0, 0, 0.35);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.browser-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.browser-dot:nth-child(1) {
  background: #ff5f57;
}
.browser-dot:nth-child(2) {
  background: #febc2e;
}
.browser-dot:nth-child(3) {
  background: #28c840;
}

.browser-url {
  flex: 1;
  margin-left: 8px;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.68rem;
  color: var(--gray);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ui-shell {
  display: grid;
  grid-template-columns: 118px 1fr;
  min-height: 280px;
}

.ui-sidebar {
  padding: 14px 10px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.2);
  display: grid;
  gap: 6px;
  align-content: start;
}

.ui-sidebar img {
  height: 28px;
  width: auto;
  margin: 4px 6px 12px;
}

.ui-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 10px;
  font-size: 0.62rem;
  font-weight: 600;
  color: var(--gray);
}

.ui-nav span {
  width: 14px;
  height: 3px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.15);
}

.ui-nav--on {
  color: var(--white);
  background: rgba(0, 229, 255, 0.12);
  border: 1px solid rgba(0, 229, 255, 0.25);
}

.ui-nav--on span {
  background: var(--cyan);
  width: 18px;
}

.ui-main {
  padding: 16px 18px;
  display: grid;
  gap: 14px;
}

.ui-title {
  margin: 0;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--white);
}

.ui-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.ui-stat {
  padding: 10px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.ui-stat strong {
  display: block;
  font-size: 0.95rem;
  color: var(--cyan);
}

.ui-stat em {
  font-style: normal;
  font-size: 0.58rem;
  color: var(--gray);
  font-weight: 600;
}

.ui-label {
  margin: 0;
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gray);
}

.ui-screens {
  display: grid;
  gap: 6px;
}

.ui-screen-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
  font-size: 0.62rem;
  font-weight: 600;
  color: var(--ink-muted);
}

.ui-screen-row b {
  color: var(--white);
  font-weight: 700;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px rgba(34, 197, 94, 0.7);
  flex-shrink: 0;
}

.status-dot--idle {
  background: var(--gray);
  box-shadow: none;
}

.ui-campaigns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.ui-campaign {
  aspect-ratio: 9 / 14;
  border-radius: 10px;
  padding: 8px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  font-size: 0.55rem;
  font-weight: 800;
  line-height: 1.25;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.ui-campaign--a {
  background: linear-gradient(165deg, #1a73e8 0%, #7b1fa2 100%);
}

.ui-campaign--b {
  background: linear-gradient(165deg, #00e5ff 0%, #1a73e8 70%);
  color: var(--navy);
}

.ui-campaign--c {
  background: linear-gradient(165deg, #0f172a 0%, #334155 100%);
}

.mock-tv-row {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 18px;
}

.mock-tv {
  width: 38%;
  max-width: 160px;
  border-radius: 16px;
  padding: 8px 8px 12px;
  background: linear-gradient(180deg, #1a1f2e, #0a0c12);
  border: 2px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.55);
}

.mock-tv--lift {
  transform: translateY(-8px);
}

.mock-tv-screen {
  aspect-ratio: 9 / 16;
  border-radius: 10px;
  overflow: hidden;
  display: grid;
  align-content: end;
  padding: 12px 10px;
  font-size: 0.62rem;
  font-weight: 800;
  line-height: 1.25;
  text-align: left;
}

.mock-tv-screen--promo {
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.55)),
    linear-gradient(145deg, #00e5ff 0%, #1a73e8 45%, #070b19 100%);
  color: var(--navy);
}

.mock-tv-screen--ad {
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.15), rgba(0, 0, 0, 0.65)),
    linear-gradient(160deg, #7b1fa2, #1a73e8);
  color: #fff;
}

.mock-tv-screen small {
  display: block;
  margin-top: 6px;
  font-size: 0.5rem;
  font-weight: 600;
  opacity: 0.85;
}

.mock-tv-stand {
  height: 6px;
  margin: 8px auto 0;
  width: 40%;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.15);
}

.strip {
  padding: 28px 0;
  border-block: 1px solid var(--card-border);
  background: rgba(255, 255, 255, 0.02);
}

.strip-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px 32px;
}

.strip-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ink-muted);
}

.strip-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: rgba(0, 229, 255, 0.1);
  color: var(--cyan);
  font-size: 1rem;
}

section {
  padding: 96px 0;
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-head h2 {
  margin: 0 0 18px;
  font-size: clamp(2rem, 4.2vw, 2.85rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.12;
  color: var(--white);
}

.section-head p {
  margin: 0;
  color: var(--gray);
  font-size: 1.05rem;
}

.features-grid {
  display: grid;
  gap: 20px;
}

.feature-card {
  padding: 36px 32px;
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--card-border);
  box-shadow: var(--glow);
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.feature-card:hover {
  border-color: rgba(0, 229, 255, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 0 60px rgba(0, 229, 255, 0.12);
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.18), rgba(26, 115, 232, 0.22));
  border: 1px solid rgba(0, 229, 255, 0.2);
}

.feature-icon svg {
  width: 26px;
  height: 26px;
  stroke: var(--cyan);
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.strip-icon svg {
  width: 18px;
  height: 18px;
  stroke: var(--cyan);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-card h3 {
  margin: 0 0 8px;
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--white);
}

.feature-card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--ink-muted);
}

.steps {
  display: grid;
  gap: 24px;
  counter-reset: step;
}

.step {
  display: grid;
  gap: 12px;
  padding: 32px 28px;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(26, 115, 232, 0.12), rgba(123, 31, 162, 0.08));
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--glow);
  position: relative;
  padding-left: 72px;
}

.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 24px;
  top: 24px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--navy);
  background: linear-gradient(135deg, var(--cyan), var(--blue));
}

.step h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
}

.step p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.95rem;
}

.two-col {
  display: grid;
  gap: 40px;
  align-items: center;
}

.advertiser-card {
  padding: 32px;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(0, 229, 255, 0.08), rgba(7, 11, 25, 0.9));
  border: 1px solid rgba(0, 229, 255, 0.2);
}

.advertiser-card h2 {
  margin: 0 0 12px;
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--white);
}

.advertiser-card p {
  margin: 0 0 16px;
  color: var(--ink-muted);
}

.advertiser-card ul {
  margin: 0 0 20px;
  padding-left: 1.2rem;
  color: var(--ink-muted);
}

.advertiser-card li {
  margin-bottom: 8px;
}

.disclaimer {
  font-size: 0.85rem;
  color: var(--gray);
  margin-top: 12px;
}

.pricing-grid {
  display: grid;
  gap: 24px;
  align-items: stretch;
}

.price-card {
  padding: 40px 36px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--card-border);
  display: flex;
  flex-direction: column;
}

.price-card--featured {
  border-color: rgba(0, 229, 255, 0.4);
  background: linear-gradient(180deg, rgba(0, 229, 255, 0.1), rgba(7, 11, 25, 0.6));
  box-shadow: 0 20px 60px rgba(0, 229, 255, 0.12);
}

.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(0, 229, 255, 0.15);
  color: var(--cyan);
  margin-bottom: 12px;
  width: fit-content;
}

.price-card h3 {
  margin: 0 0 8px;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--white);
}

.price-amount {
  margin: 0 0 20px;
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
}

.price-amount small {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray);
}

.price-list {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  flex: 1;
}

.price-list li {
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.95rem;
  color: var(--ink-muted);
  display: flex;
  gap: 10px;
}

.price-list li::before {
  content: "✓";
  color: var(--cyan);
  font-weight: 700;
}

.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: grid;
  gap: 12px;
}

.faq-item {
  border-radius: var(--radius);
  border: 1px solid var(--card-border);
  background: var(--card);
  overflow: hidden;
}

.faq-q {
  width: 100%;
  text-align: left;
  padding: 18px 22px;
  background: transparent;
  border: none;
  color: var(--white);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-q:hover {
  background: rgba(255, 255, 255, 0.03);
}

.faq-q::after {
  content: "+";
  font-size: 1.25rem;
  color: var(--cyan);
  flex-shrink: 0;
}

.faq-q[aria-expanded="true"]::after {
  content: "−";
}

.faq-a {
  padding: 0 22px 18px;
  color: var(--ink-muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

.cta-band {
  padding: 64px 0;
}

.cta-inner {
  text-align: center;
  padding: 48px 32px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(26, 115, 232, 0.25), rgba(123, 31, 162, 0.2));
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.cta-inner h2 {
  margin: 0 0 12px;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 800;
  color: var(--white);
}

.cta-inner p {
  margin: 0 auto 24px;
  max-width: 48ch;
  color: var(--ink-muted);
}

.site-footer {
  padding: 40px 0 56px;
  border-top: 1px solid var(--card-border);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
  align-items: flex-start;
}

.footer-brand img {
  height: 32px;
  margin-bottom: 12px;
}

.footer-brand p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--gray);
  max-width: 28ch;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
}

.footer-links a {
  color: var(--ink-muted);
  font-size: 0.9rem;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--white);
}

.footer-copy {
  width: 100%;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--card-border);
  font-size: 0.82rem;
  color: var(--gray);
}

/* Conteúdo sempre visível; animação só com JS + IntersectionObserver */
[data-reveal] {
  opacity: 1;
  transform: translateY(0);
}

html.js-reveal [data-reveal].is-visible {
  animation: reveal-in 0.7s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes reveal-in {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  html.js-reveal [data-reveal].is-visible {
    animation: none;
  }

  .btn:hover,
  .feature-card:hover {
    transform: none;
  }
}

@media (min-width: 720px) {
  .nav-desktop {
    display: flex;
  }

  .hero-grid {
    grid-template-columns: 1fr 1fr;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .two-col {
    grid-template-columns: 1fr 1fr;
  }

  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .steps {
    grid-template-columns: repeat(4, 1fr);
  }

  .step {
    padding-left: 24px;
    padding-top: 56px;
  }

  .step::before {
    left: 24px;
    top: 20px;
  }
}

@media (max-width: 719px) {
  .header-ctas .btn-ghost:not(.btn-contact) {
    display: none;
  }

  .mock-cards {
    grid-template-columns: 1fr 1fr;
  }

  .ui-shell {
    grid-template-columns: 72px 1fr;
  }

  .ui-nav {
    font-size: 0;
    padding: 8px;
    justify-content: center;
  }

  .ui-campaigns {
    grid-template-columns: repeat(2, 1fr);
  }
}