/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Update Banner Styles */
.update-banner {
  background: linear-gradient(135deg, #4caf50 0%, #2e7d32 100%);
  color: white;
  padding: 12px 0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  transform: translateY(-100%);
  transition: transform 0.3s ease-in-out;
}

.update-banner.show {
  transform: translateY(0);
}

.update-content {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.update-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.update-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.update-text strong {
  font-weight: 600;
  font-size: 14px;
}

.update-text span {
  font-size: 13px;
  opacity: 0.9;
}

.update-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.update-btn {
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: white;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.update-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
}

.update-dismiss {
  background: none;
  border: none;
  color: white;
  font-size: 18px;
  font-weight: bold;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: background-color 0.2s ease;
}

.update-dismiss:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Adjust body padding when banner is shown */
body.has-update-banner {
  padding-top: 60px;
}

:root {
  --primary-color: #217346;
  --primary-dark: #1e5f3e;
  --primary-light: #4caf50;
  --secondary-color: #f8fafc;
  --accent-color: #2e7d32;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --border-color: #e2e8f0;
  --border-light: #f1f5f9;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg:
    0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl:
    0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background:
    linear-gradient(rgba(33, 115, 70, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(33, 115, 70, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(33, 115, 70, 0.15) 1px, transparent 1px),
    linear-gradient(90deg, rgba(33, 115, 70, 0.15) 1px, transparent 1px),
    linear-gradient(135deg, #f1f8e9 0%, #c8e6c9 100%);
  background-size:
    20px 20px,
    20px 20px,
    100px 100px,
    100px 100px,
    100% 100%;
  min-height: 100vh;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header Styles */
.header {
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--primary-dark) 100%
  );
  color: white;
  padding: 0.75rem 0;
  box-shadow: var(--shadow-lg);
}

.header-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  position: relative;
  transition: justify-content 0.3s ease;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Install Button */
.install-btn {
  position: absolute;
  top: 50%;
  right: 1.5rem;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: white;
  padding: 0.625rem 1.25rem;
  border-radius: 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  z-index: 10;
}

.install-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(calc(-50% - 2px));
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.install-btn:active {
  transform: translateY(-50%);
}

.install-btn svg {
  width: 16px;
  height: 16px;
}

@media (max-width: 768px) {
  .header-content {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .logo {
    flex-direction: row; /* Keep icon and text on same line */
    gap: 0.75rem;
    text-align: left;
  }

  .install-btn {
    position: static;
    transform: none;
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
  }

  /* Center logo when install button is hidden */
  .header-content.no-install-btn {
    justify-content: center;
    position: relative;
  }

  .header-content.no-install-btn .logo {
    text-align: center;
    justify-content: center;
  }

  /* Ensure proper spacing when centered */
  .header-content.no-install-btn .logo h1 {
    margin: 0;
  }
}

.logo svg {
  color: white;
}

.logo h1 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.025em;
}

/* Main Content */
.main {
  padding: 1.5rem 0;
  min-height: calc(100vh - 140px);
}

/* Form Section */
.form-section {
  margin-bottom: 1.5rem;
}

.form-card {
  background: white;
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-light);
  max-width: 700px;
  margin: 0 auto;
}

.form-card h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  text-align: center;
}

.form-description {
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

/* Features Section */
.features-section {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem 1.5rem;
  margin: 2rem -1.5rem 0;
}

.features-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.feature-card {
  background: linear-gradient(
    135deg,
    var(--secondary-color) 0%,
    rgba(248, 250, 252, 0.8) 100%
  );
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  transition: var(--transition);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--primary-light)
  );
  transform: scaleX(0);
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
  background: linear-gradient(
    135deg,
    rgba(33, 115, 70, 0.05) 0%,
    rgba(248, 250, 252, 0.9) 100%
  );
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-card.languages-feature {
  cursor: pointer;
  position: relative;
}

.feature-card.languages-feature::after {
  content: "👆";
  position: absolute;
  right: 0.75rem;
  top: 0.75rem;
  font-size: 0.8rem;
  opacity: 0;
  transition: var(--transition);
}

.feature-card.languages-feature:hover::after {
  opacity: 1;
}

.feature-icon {
  width: 2.5rem;
  height: 2.5rem;
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--primary-dark) 100%
  );
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.75rem;
  transition: var(--transition);
  box-shadow: 0 2px 8px rgba(33, 115, 70, 0.2);
  position: relative;
}

.feature-icon::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1) 0%,
    transparent 100%
  );
  border-radius: var(--radius-md);
  opacity: 0;
  transition: var(--transition);
}

.feature-card:hover .feature-icon {
  background: linear-gradient(
    135deg,
    var(--primary-dark) 0%,
    var(--accent-color) 100%
  );
  transform: scale(1.05) rotate(2deg);
  box-shadow: 0 4px 12px rgba(33, 115, 70, 0.3);
}

.feature-card:hover .feature-icon::before {
  opacity: 1;
}

.feature-icon svg {
  color: white;
  transition: var(--transition);
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
}

.feature-card:hover .feature-icon svg {
  transform: scale(1.1);
}

.feature-content h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
  line-height: 1.3;
}

.feature-content p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin: 0;
}

/* Language Modal */
.language-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(4px);
}

.modal-content {
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 600px;
  width: 90%;
  max-height: 80vh;
  overflow: hidden;
  animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  background: var(--secondary-color);
}

.modal-header h3 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-secondary);
  transition: var(--transition);
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.modal-close:hover {
  background: var(--border-color);
  color: var(--text-primary);
}

.modal-body {
  padding: 1.5rem;
  max-height: 60vh;
  overflow-y: auto;
}

.languages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.75rem;
}

.language-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  background: var(--secondary-color);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.language-item:hover {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
  transform: translateY(-1px);
}

.language-flag {
  width: 24px;
  height: 18px;
  border-radius: 2px;
  background: var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  overflow: hidden;
}

.language-name {
  font-size: 0.9rem;
  font-weight: 500;
}

/* Form Groups */
.form-group {
  margin-bottom: 0.75rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input[type="text"] {
  width: 100%;
  padding: 0.625rem 0.75rem;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  transition: var(--transition);
  background: white;
}

.form-group input[type="text"]:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgb(33 115 70 / 0.1);
}

.form-group input[type="text"]::placeholder {
  color: var(--text-muted);
}

/* Checkbox Styles */
.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.checkbox-label {
  display: flex !important;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  font-weight: 500;
  color: var(--text-primary);
  flex-direction: row !important;
  justify-content: flex-start;
}

.checkbox-label input[type="checkbox"] {
  display: none;
}

.checkmark {
  display: inline-block;
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-sm);
  position: relative;
  transition: var(--transition);
  background: white;
  flex-shrink: 0;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
  background: var(--primary-color);
  border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 0.5rem;
  height: 0.5rem;
  background: white;
  border-radius: 1px;
}

.checkbox-group small {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-left: 2rem;
}

/* Add Header Button */
.add-header-btn {
  background: transparent;
  color: var(--primary-color);
  border: 2px dashed var(--primary-color);
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-lg);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  justify-content: center;
}

.add-header-btn:hover {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

.add-header-btn svg {
  transition: var(--transition);
}

.add-header-btn:hover svg {
  transform: scale(1.1);
}

/* Column Header Groups */
.column-header-group {
  position: relative;
}

.column-header-group .remove-header-btn {
  position: absolute;
  right: -0.5rem;
  top: 50%;
  transform: translateY(-50%);
  background: #ef4444;
  color: white;
  border: none;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: bold;
  transition: var(--transition);
  opacity: 1;
}

.column-header-group .remove-header-btn:hover {
  background: #dc2626;
  transform: translateY(-50%) scale(1.1);
}

/* File Upload */
.file-upload-area {
  position: relative;
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.25rem;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
  background: var(--secondary-color);
}

.file-upload-area:hover {
  border-color: var(--primary-color);
  background: rgb(33 115 70 / 0.02);
}

.file-upload-area.disabled {
  opacity: 0.6;
  cursor: not-allowed;
  background: var(--border-light);
  border-color: var(--border-color);
}

.file-upload-area.disabled:hover {
  border-color: var(--border-color);
  background: var(--border-light);
}

.file-info.disabled {
  color: var(--text-muted);
  font-style: italic;
}

.file-upload-area.dragover {
  border-color: var(--primary-color);
  background: rgb(33 115 70 / 0.05);
  transform: scale(1.02);
}

.file-upload-area input[type="file"] {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.upload-content {
  pointer-events: none;
}

.upload-content svg {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.upload-content h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.upload-content p {
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.upload-content small {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.file-info {
  margin-top: 1rem;
  padding: 1rem;
  background: var(--primary-light);
  border-radius: var(--radius-md);
  color: var(--primary-dark);
  font-weight: 500;
  text-transform: none; /* Ensure file names are not converted to uppercase */
}

.file-info.hidden {
  display: none;
}

/* Submit Button */
.submit-btn {
  width: 100%;
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--primary-dark) 100%
  );
  color: white;
  border: none;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-lg);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.submit-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.btn-text,
.btn-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-loading.hidden {
  display: none;
}

.spinner {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Results Section */
.results-section {
  margin-top: 2rem;
}

.results-section.hidden {
  display: none;
}

.results-card {
  background: white;
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-light);
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.results-header h2 {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.results-header p {
  color: var(--text-secondary);
  font-size: 1.125rem;
  margin-bottom: 2rem;
}

.results-content {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.result-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--secondary-color);
  border-radius: var(--radius-lg);
  text-align: left;
}

.result-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.result-icon.success {
  background: rgb(16 185 129 / 0.1);
  color: var(--accent-color);
}

.result-icon.info {
  background: rgb(33 115 70 / 0.1);
  color: var(--primary-color);
}

.result-details h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.result-details p {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* Download Section */
.download-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}

.download-btn {
  background: linear-gradient(135deg, var(--accent-color) 0%, #1e5f3e 100%);
  color: white;
  border: none;
  padding: 1rem 2rem;
  border-radius: var(--radius-lg);
  font-size: 1.125rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.download-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.new-process-btn {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  padding: 0.875rem 2rem;
  border-radius: var(--radius-lg);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.new-process-btn:hover {
  background: var(--primary-color);
  color: white;
}

/* Footer */
.footer {
  background: white;
  border-top: 1px solid var(--border-color);
  padding: 1rem 0;
  text-align: center;
  color: var(--text-secondary);
}

/* Responsive Design */
/* Desktop Styles */
@media (min-width: 1025px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }

  .feature-card {
    padding: 1.5rem;
    border-radius: var(--radius-xl);
  }

  .feature-icon {
    width: 3.5rem;
    height: 3.5rem;
    margin-bottom: 1rem;
  }

  .feature-content h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
  }

  .feature-content p {
    font-size: 0.9rem;
    line-height: 1.5;
  }

  .features-title {
    font-size: 1.1rem;
    margin-bottom: 2rem;
  }
}

/* Tablet Styles */
@media (max-width: 1024px) and (min-width: 769px) {
  .container {
    padding: 0 2rem;
  }

  .header {
    padding: 1rem 0;
  }

  .header-content {
    gap: 1.25rem;
  }

  .logo h1 {
    font-size: 1.75rem;
  }

  .form-card {
    padding: 2rem;
    margin: 0 1rem;
    border-radius: 16px;
  }

  .main {
    padding: 1.5rem 0;
  }

  .features-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }

  .feature-card {
    padding: 1.5rem;
  }

  .feature-icon {
    width: 3rem;
    height: 3rem;
    margin-bottom: 1rem;
  }

  .feature-content h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
  }

  .feature-content p {
    font-size: 0.85rem;
  }
}

/* Mobile Styles */
@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }

  .form-card {
    padding: 1.5rem;
    margin: 0 0.75rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  }

  .header {
    padding: 0.75rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
  }

  .header-content {
    gap: 0.75rem;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .logo h1 {
    font-size: 1.25rem;
    font-weight: 600;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .feature-card {
    padding: 1rem;
    border-radius: 8px;
  }

  .feature-icon {
    width: 2rem;
    height: 2rem;
    margin-bottom: 0.5rem;
  }

  .feature-content h3 {
    font-size: 0.9rem;
    margin-bottom: 0.2rem;
  }

  .feature-content p {
    font-size: 0.75rem;
  }

  .main {
    padding: 1rem 0;
    min-height: calc(100vh - 120px);
  }

  .form-group {
    margin-bottom: 1.25rem;
  }

  .form-group label {
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
  }

  input[type="text"] {
    padding: 0.875rem;
    font-size: 0.875rem;
    border-radius: 8px;
    border: 2px solid var(--border-color);
    transition: all 0.2s ease;
  }

  input[type="text"]:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(33, 115, 70, 0.1);
  }

  .file-upload-area {
    padding: 1.5rem 1rem;
    border-radius: 12px;
    border: 2px dashed var(--border-color);
    transition: all 0.2s ease;
  }

  .file-upload-area:hover {
    border-color: var(--primary-color);
    background: rgba(33, 115, 70, 0.02);
  }

  .upload-content h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
  }

  .upload-content p {
    font-size: 0.8rem;
    line-height: 1.4;
  }

  .submit-btn {
    padding: 0.875rem 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 8px;
    width: 100%;
    margin-top: 1rem;
    box-shadow: 0 2px 8px rgba(33, 115, 70, 0.3);
  }

  .submit-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(33, 115, 70, 0.4);
  }

  .footer {
    padding: 1.25rem 0;
    font-size: 0.8rem;
    margin-top: 2rem;
  }

  /* Touch-friendly interactions */
  .remove-header-btn {
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .add-header-btn {
    min-height: 44px;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
  }

  /* Modal adjustments for mobile */
  .modal-content {
    margin: 1rem;
    max-height: calc(100vh - 2rem);
    border-radius: 12px;
  }

  .languages-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 0.5rem;
  }

  .language-item {
    padding: 0.5rem;
    border-radius: 8px;
  }

  .results-card {
    padding: 1.25rem;
    margin: 0 0.75rem;
    border-radius: 12px;
  }

  .download-section {
    flex-direction: column;
    width: 100%;
    gap: 0.75rem;
  }

  .download-btn,
  .new-process-btn {
    width: 100%;
    justify-content: center;
    padding: 0.875rem 1.5rem;
    border-radius: 8px;
  }
}

/* Small Mobile Styles */
@media (max-width: 480px) {
  .container {
    padding: 0 0.75rem;
  }

  .form-card {
    padding: 1.25rem;
    margin: 0 0.5rem;
    border-radius: 10px;
  }

  .results-card {
    padding: 1.25rem;
    margin: 0 0.5rem;
    border-radius: 10px;
  }

  .header {
    padding: 0.5rem 0;
  }

  .logo h1 {
    font-size: 1.125rem;
  }

  /* Ensure logo is centered on very small screens when install button is hidden */
  .header-content.no-install-btn {
    justify-content: center !important;
  }

  .header-content.no-install-btn .logo {
    justify-content: center !important;
    text-align: center !important;
  }

  .capability-badge {
    font-size: 0.65rem;
    padding: 0.3rem 0.5rem;
  }

  .file-upload-area {
    padding: 1.25rem 0.875rem;
    border-radius: 10px;
  }

  .upload-content h3 {
    font-size: 0.9rem;
  }

  .upload-content p {
    font-size: 0.75rem;
  }

  .form-group label {
    font-size: 0.8rem;
  }

  input[type="text"] {
    padding: 0.75rem;
    font-size: 0.8rem;
    border-radius: 6px;
  }

  .add-header-btn {
    padding: 0.75rem 1rem;
    font-size: 0.8rem;
    border-radius: 6px;
  }

  .submit-btn {
    padding: 0.875rem 1.5rem;
    font-size: 0.8rem;
    border-radius: 6px;
  }

  .footer {
    font-size: 0.75rem;
    padding: 1rem 0;
  }

  /* Enhanced touch targets for small screens */
  .remove-header-btn {
    min-width: 48px;
    min-height: 48px;
    font-size: 1.2rem;
  }

  .checkbox-label {
    padding: 0.5rem 0;
  }

  .checkmark {
    width: 1.5rem;
    height: 1.5rem;
  }

  /* Modal optimizations for small screens */
  .modal-content {
    margin: 0.5rem;
    max-height: calc(100vh - 1rem);
    border-radius: 10px;
  }

  .modal-header h3 {
    font-size: 1rem;
  }

  .languages-grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 0.4rem;
  }

  .language-item {
    padding: 0.4rem;
    font-size: 0.75rem;
  }

  .language-flag {
    width: 20px;
    height: 15px;
    font-size: 1rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .feature-card {
    padding: 0.875rem;
    border-radius: 6px;
  }

  .feature-icon {
    width: 1.75rem;
    height: 1.75rem;
    margin-bottom: 0.4rem;
  }

  .feature-content h3 {
    font-size: 0.8rem;
    margin-bottom: 0.15rem;
  }

  .feature-content p {
    font-size: 0.7rem;
  }
}

/* Native App Enhancements */
@media (max-width: 768px) {
  /* iOS-style safe area support */
  .app {
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
  }

  /* Enhanced touch feedback */
  .capability-badge:active,
  .submit-btn:active,
  .add-header-btn:active,
  .remove-header-btn:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
  }

  /* Smooth scrolling */
  html {
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
  }

  /* Prevent zoom on input focus (iOS) */
  input[type="text"] {
    font-size: 16px;
  }

  /* Better focus states for accessibility */
  .capability-badge:focus-visible,
  .submit-btn:focus-visible,
  .add-header-btn:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.8);
    outline-offset: 2px;
  }
}

/* Dark mode enhancements for mobile */
@media (prefers-color-scheme: dark) and (max-width: 768px) {
  .form-card,
  .results-card {
    background: rgba(30, 41, 59, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(51, 65, 85, 0.3);
  }

  .file-upload-area {
    background: rgba(30, 41, 59, 0.5);
    border-color: rgba(51, 65, 85, 0.5);
  }

  .file-upload-area:hover {
    background: rgba(30, 41, 59, 0.7);
    border-color: var(--primary-color);
  }
}

/* Utility Classes */
.hidden {
  display: none !important;
}

/* Loading States */
.loading {
  opacity: 0.7;
  pointer-events: none;
}

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

.results-section:not(.hidden) {
  animation: fadeInUp 0.5s ease-out;
}

/* Focus States for Accessibility */
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  :root {
    --secondary-color: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;
    --border-color: #334155;
    --border-light: #1e293b;
  }

  body {
    background: linear-gradient(135deg, #1b5e20 0%, #2e7d32 100%);
  }

  .form-card,
  .results-card {
    background: #1e293b;
    border-color: #334155;
  }

  .footer {
    background: #1e293b;
    border-color: #334155;
  }
}