@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=Manrope:wght@400;500;600;700&display=swap');

:root {
  --bg: #0a0f12;
  --bg-soft: #121b21;
  --surface: #18242d;
  --surface-2: #22333f;
  --text: #f3f7fa;
  --text-soft: #b9c7d3;
  --accent: #ff7a1a;
  --accent-2: #43d9b8;
  --line: #2a3a45;
  --danger: #ff5f5f;
  --success: #52d681;
  --radius: 16px;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Manrope', sans-serif;
  background: radial-gradient(circle at 15% 20%, #11212c 0%, #0a0f12 50%),
    linear-gradient(140deg, #0a0f12 0%, #111920 60%, #0a0f12 100%);
  color: var(--text);
  line-height: 1.65;
}

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

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

.container {
  width: min(1160px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(10, 15, 18, 0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand img {
  width: 160px;
  max-width: 42vw;
}

.main-nav {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.main-nav a {
  color: var(--text-soft);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  transition: 0.25s ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--text);
  background: rgba(255, 122, 26, 0.18);
}

.mobile-toggle {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: transparent;
  color: var(--text);
  padding: 0.35rem 0.55rem;
  display: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 0.8rem 1.15rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: 0.25s ease;
}

.btn.primary {
  background: linear-gradient(110deg, var(--accent), #ff9f59);
  color: #121212;
}

.btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(255, 122, 26, 0.35);
}

.btn.secondary {
  border-color: var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.btn.secondary:hover {
  border-color: rgba(67, 217, 184, 0.6);
  color: var(--accent-2);
}

.section {
  padding: 4.5rem 0;
}

.section-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.8rem, 4.6vw, 3rem);
  margin: 0 0 0.8rem;
  line-height: 1.12;
}

.section-intro {
  color: var(--text-soft);
  max-width: 70ch;
  margin: 0 0 2rem;
}

.card {
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.grid {
  display: grid;
  gap: 1rem;
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 2rem 0;
  background: rgba(10, 15, 18, 0.85);
}

.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.8rem;
  color: var(--text-soft);
}

.whatsapp-float {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 40;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #25d366;
  color: #0d1a13;
  font-size: 1.4rem;
  box-shadow: 0 10px 26px rgba(37, 211, 102, 0.45);
}

.status {
  margin-top: 0.8rem;
  font-size: 0.94rem;
}

.status.error {
  color: var(--danger);
}

.status.success {
  color: var(--success);
}

@media (max-width: 860px) {
  .mobile-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: absolute;
    right: 4vw;
    top: 68px;
    width: min(240px, 82vw);
    background: #101920;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 14px;
    padding: 0.75rem;
    flex-direction: column;
    align-items: flex-start;
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: 0.25s ease;
  }

  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .main-nav a {
    width: 100%;
  }
}