:root {
  --bg: #0b1220;
  --bg-soft: #0f1a2e;
  --card: #13203a;
  --border: rgba(255, 255, 255, 0.08);
  --text: #e8edf6;
  --muted: #93a4c0;
  --accent: #2fbf71;
  --accent-soft: rgba(47, 191, 113, 0.12);
  --accent-2: #22d3ee;
  --danger: #f43f5e;
  --warn: #fbbf24;
  --radius: 16px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

.container { max-width: 1400px; margin: 0 auto; padding: 0 32px; }

/* ===== Navbar ===== */
nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(11, 18, 32, 0.8);
  border-bottom: 1px solid var(--border);
}

nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.logo-badge {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid;
  place-items: center;
  color: #06251a;
  font-weight: 900;
  font-size: 0.85rem;
}

nav ul {
  display: flex;
  gap: 28px;
  list-style: none;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: transform 0.15s, box-shadow 0.15s, background 0.2s;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #23a85f);
  color: #04261a;
  box-shadow: 0 8px 24px rgba(47, 191, 113, 0.3);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-large { padding: 15px 30px; font-size: 1rem; }

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 90px 0 70px;
  background:
    radial-gradient(800px 400px at 80% -10%, rgba(47, 191, 113, 0.18), transparent 60%),
    radial-gradient(700px 350px at 5% 20%, rgba(34, 211, 238, 0.12), transparent 60%);
}

.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: 999px;
  background: var(--accent-soft);
  border: 1px solid rgba(47, 191, 113, 0.3);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 22px;
}

.hero h1 {
  font-size: 2.9rem;
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero h1 span {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p {
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 540px;
  margin-bottom: 34px;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 44px;
  padding-top: 30px;
  border-top: 1px solid var(--border);
}

.stat strong { font-size: 1.6rem; font-weight: 800; display: block; }

.stat strong em { font-style: normal; color: var(--accent); }

.stat small { color: var(--muted); font-size: 0.85rem; }

/* mockup */
.mockup {
  background: linear-gradient(180deg, var(--card), var(--bg-soft));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
}

.mockup-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 16px;
}

.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot:nth-child(1) { background: #f43f5e; }
.dot:nth-child(2) { background: #fbbf24; }
.dot:nth-child(3) { background: #2fbf71; }

.mockup-bar span {
  margin-left: 8px;
  font-size: 0.75rem;
  color: var(--muted);
}

/* ===== Carousel ===== */
.carousel { position: relative; }

.carousel-track {
  display: flex;
  overflow: hidden;
}

.carousel-slide {
  flex: 0 0 100%;
  flex-direction: column;
  display: none;
  animation: slideFade 0.4s ease;
}

.carousel-slide:first-child { display: flex; }

.carousel-slide .slide-img {
  width: 80%;
  height: auto;
  display: block;
  margin: 0 auto;
}

@keyframes slideFade {
  from { opacity: 0; transform: translateX(12px); }
  to { opacity: 1; transform: translateX(0); }
}

.carousel-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
}

.carousel-arrow {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-soft);
  color: var(--text);
  font-size: 1rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background 0.2s, border-color 0.2s;
}

.carousel-arrow:hover {
  background: var(--accent-soft);
  border-color: rgba(47, 191, 113, 0.4);
}

.carousel-dots {
  display: flex;
  gap: 8px;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 99px;
  border: none;
  background: var(--border);
  cursor: pointer;
  transition: all 0.25s;
  padding: 0;
}

.carousel-dot.active {
  width: 24px;
  background: var(--accent);
}

.carousel-label {
  text-align: center;
  margin-top: 10px;
  font-size: 0.75rem;
  color: var(--muted);
}

/* ===== Sections ===== */
section { padding: 84px 0; }

.section-title {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 52px;
}

.section-title h2 {
  font-size: 2.1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-title p { color: var(--muted); }

/* ===== Features ===== */
#features { background: var(--bg-soft); }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 26px;
  transition: transform 0.2s, border-color 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(47, 191, 113, 0.4);
}

.feature-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 1.3rem;
  background: var(--accent-soft);
  margin-bottom: 18px;
}

.feature-card h3 { font-size: 1.05rem; margin-bottom: 8px; }

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

/* ===== Tabs (beneficios) ===== */
.tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.tab {
  padding: 10px 20px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s;
}

.tab.active,
.tab:hover {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: rgba(47, 191, 113, 0.4);
}

.tab-content {
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  max-width: 920px;
  margin: 0 auto;
}

.tab-content.active { display: grid; animation: fadeIn 0.3s ease; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.benefit {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px;
}

.benefit strong { font-size: 0.95rem; display: block; margin-bottom: 4px; }

.benefit p { color: var(--muted); font-size: 0.88rem; }

/* ===== CTA ===== */
.cta {
  background:
    radial-gradient(600px 300px at 50% 0%, rgba(47, 191, 113, 0.2), transparent 70%);
  text-align: center;
}

.cta-box {
  border: 1px solid var(--border);
  background: var(--bg-soft);
  border-radius: 24px;
  padding: 56px 32px;
  max-width: 1100px;
  margin: 0 auto;
}

.cta-box h2 { font-size: 2rem; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 14px; }

.cta-box p { color: var(--muted); margin-bottom: 30px; max-width: 520px; margin-left: auto; margin-right: auto; }

.form-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

input[type="email"],
input[type="text"] {
  padding: 14px 18px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
  min-width: 260px;
  outline: none;
  transition: border-color 0.2s;
}

input:focus { border-color: var(--accent); }

#form-msg {
  display: none;
  margin-top: 18px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent);
}

/* ===== Footer ===== */
footer {
  border-top: 1px solid var(--border);
  padding: 30px 0;
  color: var(--muted);
  font-size: 0.85rem;
}

footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; gap: 40px; }
  .hero { padding: 56px 0; }
  .hero h1 { font-size: 2.2rem; }
  .hero-stats { gap: 24px; }
  .grid-3 { grid-template-columns: 1fr; }
  .tab-content.active { grid-template-columns: 1fr; }
  nav ul { display: none; }
}