:root {
  --verde: #1f6f43;
  --verde-oscuro: #154c31;
  --beige: #f5f0e6;
  --texto: #263128;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background:
    linear-gradient(rgba(21, 76, 49, 0.82), rgba(21, 76, 49, 0.82)),
    radial-gradient(circle at top, #78a87b, #154c31);
  min-height: 100vh;
}

.container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.card {
  width: 100%;
  max-width: 720px;
  text-align: center;
  background: rgba(245, 240, 230, 0.97);
  padding: 52px 36px;
  border-radius: 28px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
}

.logo {
  max-width: 320px;
  max-height: 190px;
  margin-bottom: 22px;
}

.fallback-logo {
  display: none;
  font-size: 42px;
  font-weight: 800;
  color: var(--verde);
  margin-bottom: 24px;
}

h1 {
  margin: 0 0 14px;
  font-size: 38px;
  color: var(--verde-oscuro);
}

.intro {
  font-size: 22px;
  margin-bottom: 8px;
  color: #263128;
}

.subtext {
  font-size: 17px;
  color: #5c675d;
  margin-bottom: 34px;
}

.contact-box {
  background: #ffffff;
  border: 2px solid #d9e5d9;
  border-radius: 20px;
  padding: 28px;
}

.contact-box h2 {
  margin-top: 0;
  color: var(--verde-oscuro);
  margin-bottom: 20px;
}

.contact-box p {
  margin: 12px 0;
  line-height: 1.6;
  color: #263128;
}

a {
  color: var(--verde);
  text-decoration: none;
  font-weight: bold;
}

a:hover {
  text-decoration: underline;
}

@media (max-width: 600px) {

  .card {
    padding: 38px 22px;
  }

  h1 {
    font-size: 30px;
  }

  .intro {
    font-size: 19px;
  }

  .contact-box {
    padding: 22px;
  }

}