/* Variables de colores y tipografías */
:root {
  --color-primary: #3e6244; /* verde oscuro */
  --color-secondary: #e67d6a; /* coral suave */
  --color-accent: #f3ead2; /* beige claro */
  --color-light: #f9f7f2; /* casi blanco */
  --color-dark: #2b3a32; /* verde muy oscuro */
  --font-heading: 'Merriweather', serif;
  --font-body: 'Lato', sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-dark);
  background-color: var(--color-light);
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Topbar */
.topbar {
  background-color: var(--color-light);
  border-bottom: 2px solid var(--color-accent);
  position: sticky;
  top: 0;
  z-index: 999;
}

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

.logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--color-primary);
}

nav a {
  color: var(--color-dark);
  text-decoration: none;
  margin-left: 1.5rem;
  font-weight: 500;
  transition: color 0.3s ease;
}

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

/* Hero */
.hero {
  padding: 4rem 0;
  background-color: var(--color-accent);
}

.hero-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2rem;
}

.hero-text {
  flex: 1 1 50%;
}

.hero-text h1 {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  margin-top: 0;
  color: var(--color-primary);
}

.hero-text p {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

.hero-text .btn {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-light);
  padding: 0.8rem 1.6rem;
  border: none;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  transition: background 0.3s ease;
}

.hero-text .btn:hover {
  background-color: var(--color-secondary);
}

.hero-image {
  flex: 1 1 45%;
  text-align: center;
}

.hero-image img {
  max-width: 100%;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Filosofía Section */
.filosofia {
  padding: 4rem 0;
  background-color: var(--color-light);
}

.filosofia-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: center;
}

.filo-image {
  flex: 1 1 40%;
  text-align: center;
}

.filo-image img {
  max-width: 100%;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.filo-text {
  flex: 1 1 55%;
}

.filo-text h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  margin-top: 0;
  color: var(--color-primary);
}

.filo-text p {
  margin-bottom: 1rem;
  font-size: 1rem;
}

.filo-text ul {
  list-style-type: disc;
  padding-left: 1.2rem;
  margin: 0;
}

.filo-text li {
  margin-bottom: 0.5rem;
}

/* Rutinas Section */
.rutinas {
  padding: 4rem 0;
  background-color: var(--color-accent);
}

.rutinas h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  text-align: center;
  margin-bottom: 2rem;
  color: var(--color-primary);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.card {
  background-color: var(--color-light);
  border-radius: 8px;
  padding: 1.5rem;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.card .icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.card h3 {
  margin: 0.5rem 0;
  font-family: var(--font-heading);
  color: var(--color-primary);
  font-size: 1.2rem;
}

.card p {
  font-size: 0.95rem;
  color: var(--color-dark);
}

/* Contacto Section */
.contacto {
  padding: 4rem 0;
  background-color: var(--color-light);
}

.contact-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: flex-start;
}

.contact-text {
  flex: 1 1 45%;
}

.contact-text h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  margin-top: 0;
  color: var(--color-primary);
}

.contact-form {
  flex: 1 1 45%;
  display: flex;
  flex-direction: column;
}

.contact-form label {
  margin-top: 0.5rem;
  font-weight: 600;
}

.contact-form input,
.contact-form textarea {
  padding: 0.6rem;
  margin-top: 0.3rem;
  border: 1px solid var(--color-accent);
  border-radius: 4px;
  font-size: 1rem;
  font-family: var(--font-body);
}

.contact-form textarea {
  resize: vertical;
}

.checkbox-group {
  display: flex;
  align-items: center;
  margin: 0.8rem 0;
}

.checkbox-group input {
  margin-right: 0.5rem;
}

.contact-form .btn {
  background-color: var(--color-primary);
  color: var(--color-light);
  border: none;
  padding: 0.8rem 1.6rem;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s ease;
  margin-top: 0.5rem;
}

.contact-form .btn:hover {
  background-color: var(--color-secondary);
}

/* Footer */
.footer {
  background-color: var(--color-primary);
  color: var(--color-light);
  padding: 3rem 0 1.5rem;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-info,
.footer-sub,
.footer-links {
  flex: 1 1 30%;
  min-width: 240px;
}

.footer h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  margin-bottom: 0.8rem;
}

.footer-info p {
  margin: 0.3rem 0;
}

.subscribe-form input {
  width: 100%;
  padding: 0.5rem;
  border: none;
  border-radius: 4px;
  margin-bottom: 0.5rem;
}

.subscribe-form .btn {
  background-color: var(--color-secondary);
  color: var(--color-light);
  border: none;
  padding: 0.7rem 1.4rem;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s ease;
}

.subscribe-form .btn:hover {
  background-color: var(--color-dark);
}

.footer-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--color-light);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--color-accent);
}

.rights {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.9rem;
}

/* Utility */
.btn {
  display: inline-block;
  text-align: center;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .hero-grid, .filosofia-grid, .contact-grid {
    flex-direction: column;
  }
  .hero-text {
    text-align: center;
  }
  nav a {
    margin-left: 1rem;
  }
  .cards {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }
}