:root {
  --bg: #0b0b0b;
  --bg-alt: #121212;
  --card: #181818;
  --text: #f5f5f5;
  --muted: #a1a1a1;
  --primary: #ffd400;
  --border: rgba(255,255,255,.08);
  --bg-main: #0b0d10;
  --bg-soft: #121621;
  --accent: #facc15; /* amarelo Sellify */
  --accent-soft: rgba(250, 204, 21, 0.15);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
}

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

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

/* Layout */
.container {
  width: min(1200px, 92%);
  margin: auto;
}

.section {
  padding: 96px 0;
}

.section-alt {
  background: var(--bg-alt);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px;
}

@media (max-width: 900px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
}

/* Header */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
}

.brand img {
  height: 34px;
}

nav a {
  margin-left: 24px;
  color: var(--muted);
  font-weight: 500;
}

nav a:hover {
  color: var(--primary);
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
   background:
    radial-gradient(
      600px circle at 20% 20%,
      var(--accent-soft),
      transparent 60%
    ),
    radial-gradient(
      800px circle at 80% 10%,
      rgba(56, 189, 248, 0.08),
      transparent 60%
    ),
    linear-gradient(180deg, #0b0d10, #0f1320);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      500px circle at 30% 40%,
      rgba(250, 204, 21, 0.12),
      transparent 60%
    );
  animation: floatGlow 12s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes floatGlow {
  from {
    transform: translateY(0) translateX(0);
  }
  to {
    transform: translateY(-40px) translateX(40px);
  }
}

.bg-stripes {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    rgba(255,212,0,.05),
    rgba(255,212,0,.05) 1px,
    transparent 1px,
    transparent 12px
  );
  opacity: .3;
}

.hero__inner {
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
}

.hero__content {
  max-width: 720px;
}

h1 {
  font-size: clamp(2.6rem, 5vw, 4rem);
  line-height: 1.1;
}

.highlight {
  background: linear-gradient(
    90deg,
    #facc15,
    #fde68a
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--muted);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 600;
  transition: .2s ease;
}

.btn-dark {
  background: var(--primary);
  color: #000;
}

.btn-dark:hover {
  transform: translateY(-2px);
}

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

@media (max-width: 900px) {
  .cards {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
}

.card.product span {
  font-size: 36px;
  color: var(--primary);
}

.card h3 {
  margin-top: 16px;
  margin-bottom: 8px;
}

/* Stats */
.stat {
  text-align: center;
}

.stat__value {
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary);
}

.stat__label {
  color: var(--muted);
}

.divider {
  height: 1px;
  background: var(--border);
  margin: 24px 0;
}

/* Lists */
.bullets {
  padding-left: 18px;
}

.bullets li {
  margin-bottom: 10px;
}

/* Partners / tags */
.partners {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.brand-card {
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--border);
  font-size: .9rem;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  text-align: center;
  color: var(--muted);
}

/* Animations */
.reveal-up {
  opacity: 0;
  transform: translateY(30px);
  transition: .6s ease;
}

.reveal-up.visible {
  opacity: 1;
  transform: none;
}

.section {
  padding: 96px 0;
  background: linear-gradient(180deg, #0b0d10, #0f1320);
}

.section-alt {
  background:
    linear-gradient(180deg, #0f1320, #0b0d10);
}
.section-alt::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      400px circle at 10% 20%,
      rgba(250, 204, 21, 0.06),
      transparent 70%
    );
  pointer-events: none;
}
.card {
  background: rgba(17, 24, 39, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(8px);
  border-radius: 16px;
  transition: all 0.3s ease;
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(250, 204, 21, 0.4);
  box-shadow:
    0 20px 40px rgba(0,0,0,0.5),
    0 0 0 1px rgba(250,204,21,0.15);
}

.delay-1 { transition-delay: .15s; }
.delay-2 { transition-delay: .3s; }
.delay-3 { transition-delay: .45s; }
.delay-4 { transition-delay: .6s; }
.delay-5 { transition-delay: .75s; }
.delay-6 { transition-delay: .9s; }