/* Baba — landing (venda / divulgação) */
:root {
  --baba-gold: #d4af37;
  --baba-gold-dim: rgba(212, 175, 55, 0.85);
  --baba-dark: #0d1117;
  --baba-dark-2: #161b22;
  --baba-text: #f0e6d2;
  --baba-muted: rgba(240, 230, 210, 0.7);
  --accent: #2ea043;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--baba-dark);
  color: var(--baba-text);
  line-height: 1.6;
}

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

a:hover {
  text-decoration: underline;
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 17, 23, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
}

.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 0.06em;
  color: var(--baba-text);
  text-decoration: none;
}

.logo:hover {
  text-decoration: none;
  color: var(--baba-gold);
}

.logo i {
  color: var(--baba-gold);
  font-size: 1.5rem;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: center;
}

.nav-links a {
  color: var(--baba-muted);
  font-size: 0.9rem;
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--baba-gold);
  text-decoration: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.55rem 1.1rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}

.btn-primary {
  background: linear-gradient(145deg, #c9a227, var(--baba-gold));
  color: #1a1508;
  box-shadow: 0 4px 14px rgba(212, 175, 55, 0.35);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(212, 175, 55, 0.45);
  text-decoration: none;
  color: #1a1508;
}

.btn-outline {
  background: transparent;
  color: var(--baba-gold);
  border: 2px solid var(--baba-gold-dim);
}

.btn-outline:hover {
  background: rgba(212, 175, 55, 0.12);
  text-decoration: none;
  color: var(--baba-gold);
}

/* Hero */
.hero {
  padding: 4rem 0 5rem;
  background:
    radial-gradient(ellipse 80% 60% at 50% -20%, rgba(212, 175, 55, 0.18), transparent),
    linear-gradient(180deg, var(--baba-dark-2) 0%, var(--baba-dark) 100%);
  border-bottom: 1px solid rgba(212, 175, 55, 0.12);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.85rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.hero .lead {
  font-size: 1.1rem;
  color: var(--baba-muted);
  margin: 0 0 1.75rem;
  max-width: 36ch;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}

.badge-soft {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: 999px;
  font-size: 0.8rem;
  color: var(--baba-gold-dim);
}

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

.hero-card {
  background: var(--baba-dark-2);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.hero-card h3 {
  margin: 0 0 1rem;
  font-size: 1rem;
  color: var(--baba-gold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-card li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.92rem;
}

.hero-card li:last-child {
  border-bottom: none;
}

.hero-card li i {
  color: var(--accent);
  margin-top: 0.2rem;
}

/* Sections */
section {
  padding: 4rem 0;
}

section:nth-child(even) {
  background: var(--baba-dark-2);
}

.section-title {
  text-align: center;
  margin-bottom: 0.5rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
}

.section-sub {
  text-align: center;
  color: var(--baba-muted);
  max-width: 56ch;
  margin: 0 auto 2.5rem;
  font-size: 1.05rem;
}

/* Feature grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}

.feature-card {
  background: var(--baba-dark);
  border: 1px solid rgba(212, 175, 55, 0.15);
  border-radius: 12px;
  padding: 1.35rem 1.25rem;
  transition: border-color 0.2s, transform 0.2s;
}

.feature-card:hover {
  border-color: rgba(212, 175, 55, 0.4);
  transform: translateY(-2px);
}

.feature-card .icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: rgba(212, 175, 55, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.85rem;
}

.feature-card .icon-wrap i {
  font-size: 1.35rem;
  color: var(--baba-gold);
}

.feature-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.feature-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--baba-muted);
}

/* Module list */
.module-block {
  margin-bottom: 2.5rem;
}

.module-block:last-child {
  margin-bottom: 0;
}

.module-block h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.2rem;
  color: var(--baba-gold);
  margin: 0 0 1rem;
}

.module-block ul {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--baba-muted);
}

.module-block li {
  margin-bottom: 0.4rem;
}

/* CTA band */
.cta-band {
  text-align: center;
  padding: 3.5rem 1rem;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.12) 0%, rgba(13, 17, 23, 0.9) 100%);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: 16px;
  margin: 2rem 0 0;
}

.cta-band h2 {
  margin: 0 0 0.75rem;
  font-size: 1.65rem;
}

.cta-band p {
  color: var(--baba-muted);
  margin: 0 0 1.25rem;
}

/* Footer */
.site-footer {
  padding: 2.5rem 0;
  border-top: 1px solid rgba(212, 175, 55, 0.15);
  text-align: center;
  font-size: 0.88rem;
  color: var(--baba-muted);
}

.site-footer .brand {
  font-weight: 700;
  color: var(--baba-text);
  margin-bottom: 0.35rem;
}

@media (max-width: 640px) {
  .site-header .inner {
    flex-wrap: wrap;
  }
  .nav-links {
    order: 3;
    width: 100%;
    justify-content: center;
    padding-top: 0.5rem;
    border-top: 1px solid rgba(212, 175, 55, 0.12);
  }
}