/* ================================
   Variables globales
================================ */
:root {
  --color-primary: #0077b6;
  --color-primary-dark: #005f8a;
  --color-secondary: #0095da;
  --color-dark: #053977;
  --color-text: #333;
  --color-bg: #fff;
  --color-footer: #0077b6;

  --font-main: 'Roboto', sans-serif;
  --radius: 10px;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* ================================
   Reset básico
================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-main);
  background: linear-gradient(135deg, var(--color-secondary), var(--color-dark));
  color: var(--color-text);
  text-align: center;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  line-height: 1.6;
}

/* ================================
   Header
================================ */
.header {
  background: url('images/Psiclub_Blanco.png') no-repeat center center / cover;
  height: 250px;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;
  font-size: 2.5em;
  font-weight: bold;
  text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.3);
  position: relative;
}

.header img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  height: 50%;
  opacity: 0.85;
}

/* ================================
   Contenedor principal
================================ */
.container {
  max-width: 900px;
  margin: 40px auto;
  padding: 20px;
  background: var(--color-bg);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}

/* ================================
   Secciones
================================ */
.section {
  margin: 30px 0;
  text-align: left;
}

.section h2 {
  color: var(--color-primary);
  font-size: 1.6em;
  border-left: 5px solid var(--color-primary);
  padding-left: 10px;
  margin-bottom: 15px;
  text-transform: uppercase;
}

.section p,
.section ul {
  font-size: 1.1em;
}

.section ul {
  list-style: none;
  padding: 0;
}

.section ul li::before {
  content: '✔';
  color: var(--color-primary);
  font-weight: bold;
  margin-right: 10px;
}

/* ================================
   Formularios
================================ */
form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}

form label {
  font-weight: 500;
  margin-bottom: 3px;
  color: var(--color-primary);
}

form input,
form textarea {
  padding: 10px;
  border-radius: 5px;
  border: 1px solid #ddd;
  font-size: 1em;
  width: 100%;
}

form input:focus,
form textarea:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 5px rgba(0, 119, 182, 0.3);
}

form button {
  padding: 12px;
  border: none;
  background: var(--color-primary);
  color: #fff;
  font-size: 1.1em;
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.3s;
}

form button:hover {
  background: var(--color-primary-dark);
}

/* ================================
   Footer
================================ */
footer {
  background: var(--color-footer);
  color: #fff;
  padding: 15px;
  margin-top: 50px;
  border-radius: 0 0 var(--radius) var(--radius);
  text-align: center;
}

footer p {
  font-size: 1em;
}

/* ================================
   Botones flotantes
================================ */
.floating-btn,
.floating-btn-fb {
  position: fixed;
  bottom: 20px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  transition: background-color 0.3s ease;
  z-index: 1000;
}

.floating-btn {
  right: 20px;
  background-color: var(--color-primary);
}

.floating-btn:hover {
  background-color: var(--color-primary-dark);
}

.floating-btn-fb {
  right: 90px;
  background-color: #3b5998;
}

.floating-btn-fb:hover {
  background-color: #2d4373;
}

.floating-btn img,
.floating-btn-fb img {
  width: 28px;
  height: 28px;
}

/* ================================
   Utilidades
================================ */
.visually-hidden {
  position: absolute !important;
  height: 1px;
  width: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
}

/* ================================
   Responsive
================================ */
@media (max-width: 768px) {
  .header {
    height: 200px;
    font-size: 2em;
  }

  .container {
    margin: 20px auto;
    padding: 15px;
  }

  .section h2 {
    font-size: 1.4em;
  }

  .section p,
  .section ul {
    font-size: 1em;
  }

  .floating-btn,
  .floating-btn-fb {
    width: 50px;
    height: 50px;
  }

  .floating-btn img,
  .floating-btn-fb img {
    width: 24px;
    height: 24px;
  }

  .floating-btn-fb {
    right: 70px;
  }
}