* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: linear-gradient(135deg, #050505, #0b1f14);
  color: #fff;
  min-height: 100vh;
}

.app {
  width: 100%;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.card {
  width: 100%;
  max-width: 520px;
  background: #0d0d0d;
  border: 1px solid #1f8f4d;
  border-radius: 20px;
  padding: 28px;
  box-shadow: 0 0 35px rgba(0, 255, 120, 0.12);
}

.brand {
  text-align: center;
  margin-bottom: 25px;
}

.brand-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px; /* antes 12px */
}

.logo-icon {
  width: 100px; /* antes 60px */
  height: auto;
  margin-right: -5px; /* acerca aún más el logo al texto */
}

.brand h1 {
  margin: 0;
  font-size: 42px;
  color: #19d66b;
  letter-spacing: 2px;
}

.brand p {
  margin: 5px 0 0;
  color: #cfcfcf;
}

.logo {
  width: 100%;
  max-width: 320px;
  height: auto;
  display: block;
  margin: 0 auto;
}

h2 {
  margin-bottom: 10px;
  color: #ffffff;
  text-align: center;
}

.intro {
  color: #bdbdbd;
  font-size: 15px;
  line-height: 1.5;
  margin-bottom: 22px;
  text-align: center;
}

form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

input,
select,
textarea {
  width: 100%;
  background: #161616;
  color: #fff;
  border: 1px solid #2b2b2b;
  border-radius: 12px;
  padding: 14px;
  font-size: 15px;
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: #19d66b;
  box-shadow: 0 0 0 2px rgba(25, 214, 107, 0.15);
}

textarea {
  min-height: 130px;
  resize: vertical;
}

.file-label {
  background: #111;
  border: 1px dashed #19d66b;
  border-radius: 12px;
  padding: 14px;
  color: #d9d9d9;
  font-size: 14px;
}

.file-label input {
  margin-top: 10px;
  padding: 8px;
  border: none;
  background: transparent;
}

button {
  margin-top: 8px;
  background: #19d66b;
  color: #061008;
  border: none;
  border-radius: 14px;
  padding: 16px;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
  transition: 0.2s;
}

button:hover {
  background: #13b85a;
  transform: translateY(-1px);
}

.contacto-footer {
  margin-top: 20px;
  text-align: center;
  font-size: 14px;
  color: #bdbdbd;
}

.contacto-footer a {
  color: #19d66b;
  text-decoration: none;
  font-weight: bold;
}

.contacto-footer a:hover {
  text-decoration: underline;
}

.contacto-footer span {
  margin: 0 8px;
  color: #666;
}

#mensajeFinal {
  margin-top: 18px;
  color: #19d66b;
  font-weight: bold;
  text-align: center;
}