/* Reset y variables */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Colores BioBee - Tema apícola */
  --color-primary: #E77817;        /* Naranja BioBee */
  --color-primary-dark: #C66312;   /* Naranja oscuro */
  --color-secondary: #F4A942;      /* Amarillo dorado */
  --color-accent: #FFC857;         /* Amarillo claro miel */
  --color-success: #10b981;
  --color-error: #ef4444;
  --color-text: #2C1810;           /* Marrón oscuro */
  --color-text-light: #6B5447;     /* Marrón claro */
  --color-bg: rgb(247, 247, 247);
  --color-bg-light: #FFF8F0;       /* Beige muy claro */
  --color-border: #F4D9BA;         /* Beige */
  --footer-height: 90px;

  /* Tipografía */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;

  /* Espaciado */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;

  /* Border radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  /* Sombras */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.15);
}

body {
  font-family: var(--font-family);
  color: var(--color-text);
  line-height: 1.6;
  background: var(--color-bg-light);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body * {
  
}

.footer,
.footer * {
  animation: none;
}

.main-content {
  background: url('assets/fondo apicola2.png') center/cover no-repeat;
  flex: 1;
  min-height: calc(100vh - var(--footer-height));
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Hero Section */
.hero {
  animation: fadeInUp 0.6s ease-out both;
  color: white;
  padding: var(--spacing-xl) 0;
  min-height: calc(100vh - var(--footer-height));
  display: flex;
  align-items: center;
  box-sizing: border-box;
  position: relative;
  overflow: hidden;
}

.hero-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  align-items: center;
}

.hero-info {
  text-align: left;
  position: relative;
  z-index: 1;
}

.hero .logo-container {
  margin-bottom: var(--spacing-md);
}

.hero .event-logo {
  max-width: 150px;
  height: auto;
  filter: drop-shadow(0 8px 16px rgba(0,0,0,0.25));
}

.sponsors-logo {
  max-height: 45px;
  width: auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-weight: 600;
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  margin-bottom: var(--spacing-xs);
}

.hero-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}

.hero-title {
  font-size: clamp(1rem, 4vw, 2rem);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  animation: fadeInUp 0.6s ease-out;
}

.hero-title .title-line {
  display: inline;
}

.hero-subtitle {
  font-size: 1.2rem;
  opacity: 0.95;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.2);
  animation: fadeInUp 0.6s ease-out 0.1s both;
}

.event-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0 var(--spacing-md);
}

.meta-item {
  background: rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.sponsors {
  background: rgb(247, 247, 247);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  gap: 10px;
  margin-top: 30px;
}

.meta-label {
  display: block;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.8;
  margin-bottom: 0.2rem;
}

.meta-value {
  font-weight: 600;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.tag {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 999px;
  padding: 0.4rem 0.9rem;
  font-size: 0.9rem;
}

.hero-form {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 30px 45px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(6px);
}

/* Detalles */
.details-section {
  flex: 1;
  padding: var(--spacing-xl) 0;
  background: var(--color-bg);
}

.details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  align-items: center;
}

.details-text h2 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.details-badge {
  display: inline-block;
  background: rgba(231, 120, 23, 0.12);
  color: var(--color-primary-dark);
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--spacing-sm);
}

.details-text p {
  color: var(--color-text-light);
}

.value-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin: var(--spacing-md) 0;
}

.value-list strong {
  color: var(--color-primary);
}

.details-data {
  background: var(--color-bg-light);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.data-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.data-card {
  background: var(--color-bg-light);
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm);
  border: 1px solid var(--color-border);
}

.data-label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-light);
  margin-bottom: 0.2rem;
}

.data-value {
  font-weight: 600;
  color: var(--color-text);
}

.quote-card {
  background: white;
  border-left: 4px solid var(--color-primary);
  padding: var(--spacing-md);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
}

.quote-card span {
  display: block;
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-top: var(--spacing-xs);
}

.form-card {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-lg);
  max-width: 600px;
  margin: 0 auto;
  animation: fadeInUp 0.6s ease-out 0.2s both;
}

.form-title {
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-primary);
  text-align: center;
}

.form-description {
  text-align: center;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
  font-size: 0.95rem;
}

/* Messages */
.message {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-lg);
  animation: slideDown 0.3s ease-out;
}

.success-message {
  background: #d1fae5;
  color: #065f46;
  border-left: none;
  padding: var(--spacing-sm) var(--spacing-md);
}

.error-message {
  background: #fee2e2;
  border-left: 4px solid var(--color-error);
  color: #991b1b;
}

.message-icon {
  font-size: 1.5rem;
  font-weight: bold;
  flex-shrink: 0;
}

.message-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.message-content p {
  font-size: 0.95rem;
  margin: 0;
}

/* Form */
.registration-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.form-row {
  display: flex;
  gap: var(--spacing-sm);
}

.form-row .form-group {
  flex: 1;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-group label {
  font-weight: 500;
  color: var(--color-text);
  font-size: 0.85rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.6rem 0.85rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  transition: all 0.2s ease;
  background: var(--color-bg);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(231, 120, 23, 0.2);
}

.form-group input:focus:invalid,
.form-group select:focus:invalid,
.form-group textarea:focus:invalid {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(231, 120, 23, 0.2);
}

.form-group input::placeholder {
  color: #999;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--color-text-light);
}

.submit-btn {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-primary));
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-md);
  margin-top: var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(75, 58, 245, 0.3);
}

.submit-btn:active {
  transform: translateY(0);
}

.submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.spinner {
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 0.8s linear infinite;
}

/* Footer */
.footer {
  background: var(--color-text);
  color: white;
  padding: var(--spacing-md) 0;
  text-align: center;
  margin-top: auto;
  min-height: var(--footer-height);
  display: flex;
  align-items: center;
}

.footer p {
  margin: 0;
  opacity: 0.8;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-sm);
  }

  .hero {
    min-height: auto;
    padding: var(--spacing-lg) 0 var(--spacing-xl);
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .hero-info {
    text-align: center;
  }

  .hero .event-logo {
    max-width: 120px;
    margin: 0 auto var(--spacing-sm);
  }

  .hero-tags {
    justify-content: center;
  }

  .event-meta {
    grid-template-columns: 1fr;
  }

  .sponsors {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-xs);
  }

  .sponsors-logo {
    max-height: 32px;
  }

  .details-grid {
    grid-template-columns: 1fr;
  }

  .details-data,
  .form-card {
    padding: var(--spacing-lg);
  }

  .form-card {
    width: 100%;
  }

  .form-row {
    flex-direction: column;
  }

  .form-title {
    font-size: 1.5rem;
  }

  .data-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  }

  .message {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-xs);
  }

  .hero {
    padding: var(--spacing-lg) 0;
  }

  .hero-title {
    font-size: 1.45rem;
  }

  .hero-title .title-line {
    display: block;
    line-height: 1.3;
  }

  .hero-subtitle {
    font-size: 0.95rem;
    line-height: 1.4;
  }

  .hero-badge {
    font-size: 0.65rem;
  }

  .tag {
    font-size: 0.8rem;
    padding: 0.3rem 0.75rem;
  }

  .sponsors {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    justify-items: center;
    gap: var(--spacing-xs);
  }

  .sponsors-logo {
    max-height: 26px;
    width: 100%;
    object-fit: contain;
  }

  .details-section {
    padding: var(--spacing-lg) 0;
  }

  .details-data,
  .form-card {
    padding: var(--spacing-md);
  }

  .form-row {
    gap: var(--spacing-xs);
  }

  .submit-btn {
    width: 100%;
    font-size: 1rem;
  }
}