/* ===== PÁGINA DE SUGERENCIAS SIMPLE ===== */

/* Navigation Image Section */
.nav-image-section {
  position: relative;
  height: 33.33vh;
  margin-top: 125px; /* 100px (top de floating-nav) + 25px (mitad estimada del nav-content) */
  z-index: 1;
  overflow: hidden;
}

.nav-image-container {
  position: relative;
  width: 100%;
  height: 100%;
}

.nav-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.nav-image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(1, 88, 122, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-image-overlay .container {
  text-align: center;
  color: white;
}

.nav-image-overlay h2 {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-sm);
  color: white;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.nav-image-overlay p {
  font-size: var(--font-size-lg);
  opacity: 0.95;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* Main Form Section */
.main-form-section {
  padding: var(--spacing-3xl) 0;
  background: #f8fafc;
}

/* Form Layout - Imagen 1/3, Formulario 2/3 */
.form-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-2xl);
  max-width: 1200px;
  margin: 0 auto;
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

/* Imagen lateral - 1/3 */
.form-image-container {
  position: relative;
  min-height: 700px;
}

.form-image {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.form-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.form-image::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.2);
  pointer-events: none;
  z-index: 2;
}

/* Formulario - 2/3 */
.form-container {
  padding: var(--spacing-2xl);
}

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

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

.section-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid rgba(25, 118, 210, 0.2);
}

/* Form Grid */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-full {
  grid-column: 1 / -1;
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.form-input,
.form-select,
.form-textarea {
  padding: var(--spacing-md);
  border: 2px solid rgba(25, 118, 210, 0.2);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-base);
  transition: all var(--transition-normal);
  font-family: inherit;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-help {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-xs);
}

/* Checkbox Grid */
.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-sm);
  margin-top: var(--spacing-xs);
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.checkbox-item .form-checkbox {
  width: 18px;
  height: 18px;
  accent-color: var(--primary-color);
}

.checkbox-item .checkbox-label {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  cursor: pointer;
}

/* File Upload */
.file-upload-container {
  position: relative;
}

.form-file {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
}

.file-upload-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  border: 2px dashed rgba(25, 118, 210, 0.3);
  border-radius: var(--border-radius-md);
  background: rgba(25, 118, 210, 0.05);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.file-upload-label:hover {
  border-color: var(--primary-color);
  background: rgba(25, 118, 210, 0.1);
}

.file-upload-text {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.file-upload-status {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

/* Form Actions */
.form-actions {
  display: flex;
  justify-content: center;
  margin-top: var(--spacing-xl);
}

.btn-submit {
  background: var(--primary-color);
  color: white;
  padding: var(--spacing-lg) var(--spacing-2xl);
  border: none;
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-normal);
  min-height: 50px;
  width: 100%;
  max-width: 300px;
}

.btn-submit:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(25, 118, 210, 0.3);
}

.btn-submit:disabled {
  background: #6c757d;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Loading State */
.btn-submit.loading {
  position: relative;
  color: transparent;
}

.btn-submit.loading::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  top: 50%;
  left: 50%;
  margin-left: -10px;
  margin-top: -10px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Form Validation Styles */
.form-input:invalid:not(:focus):not(:placeholder-shown),
.form-select:invalid:not(:focus),
.form-textarea:invalid:not(:focus):not(:placeholder-shown) {
  border-color: #e74c3c;
}

.form-input:valid:not(:focus):not(:placeholder-shown),
.form-select:valid:not(:focus),
.form-textarea:valid:not(:focus):not(:placeholder-shown) {
  border-color: #27ae60;
}

.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: #e74c3c !important;
  box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1) !important;
}

.form-input.success,
.form-select.success,
.form-textarea.success {
  border-color: #27ae60 !important;
  box-shadow: 0 0 0 3px rgba(39, 174, 96, 0.1) !important;
}

.error-message {
  color: #e74c3c;
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-xs);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .form-layout {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .form-image-container {
    min-height: 300px;
  }
}

@media (max-width: 768px) {
  .nav-image-section {
    margin-top: 110px; /* Ajuste para mobile: 85px + 25px */
  }

  .nav-image-overlay h2 {
    font-size: var(--font-size-2xl);
    line-height: 1.3;
    padding: 0 var(--spacing-md);
  }

  .nav-image-overlay p {
    font-size: var(--font-size-base);
    padding: 0 var(--spacing-md);
  }

  .main-form-section {
    padding: var(--spacing-2xl) 0;
  }

  .form-container {
    padding: var(--spacing-lg);
  }

  .form-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

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

  .btn-submit {
    width: 100%;
    max-width: none;
  }
}

@media (max-width: 480px) {
  .nav-image-section {
    margin-top: 100px; /* Ajuste para móviles pequeños: 75px + 25px */
  }

  .nav-image-overlay h2 {
    font-size: var(--font-size-xl);
    line-height: 1.2;
    padding: 0 var(--spacing-sm);
    word-wrap: break-word;
    hyphens: auto;
  }

  .nav-image-overlay p {
    font-size: var(--font-size-sm);
    padding: 0 var(--spacing-sm);
    line-height: 1.4;
  }

  .form-container {
    padding: var(--spacing-md);
  }

  .form-layout {
    margin: 0 var(--spacing-sm);
  }

  .section-title {
    font-size: var(--font-size-lg);
  }
}

@media (max-width: 320px) {
  .nav-image-overlay h2 {
    font-size: var(--font-size-lg);
    line-height: 1.1;
    padding: 0 var(--spacing-xs);
    max-width: 100%;
    overflow-wrap: break-word;
  }

  .nav-image-overlay p {
    font-size: var(--font-size-xs);
    padding: 0 var(--spacing-xs);
    line-height: 1.3;
  }
}

/* Animation */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.form-layout {
  animation: fadeInUp 0.6s ease forwards;
}

/* Toast Animations */
@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideOutRight {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(100%);
    opacity: 0;
  }
}

.toast {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--border-radius-md);
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  z-index: 10000;
  max-width: 400px;
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: transform 0.2s ease;
}

.toast:hover {
  transform: scale(1.02);
}

.toast.success {
  background: #27ae60;
  color: white;
}

.toast.error {
  background: #e74c3c;
  color: white;
}

.toast.info {
  background: #3498db;
  color: white;
}