.validator-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
}

.validator-container h1 {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 10px;
  color: #ffffff;
}

.subtitle {
  text-align: center;
  font-size: 1.1rem;
  color: #aaa;
  margin-bottom: 40px;
}

.requirements-box {
  background-color: #1e1e1e;
  border: 2px solid #381616;
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 30px;
  position: relative;
}

.video-background {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  margin-bottom: 20px;
  border-radius: 6px;
  overflow: hidden;
}

.bg-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  z-index: 1;
}

.requirements-box h2 {
  font-size: 1.5rem;
  margin-top: 0;
  margin-bottom: 15px;
  color: #ffffff;
}

.requirements-box ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.requirements-box li {
  padding: 8px 0;
  border-bottom: 1px solid #333;
  font-size: 1rem;
}

.requirements-box li:last-child {
  border-bottom: none;
}

.requirements-box strong {
  color: #ffffff;
}

.warning-box {
  background-color: #3a3a1a;
  border: 3px solid #fbbf24;
  border-radius: 8px;
  padding: 25px;
  margin-bottom: 30px;
}

.warning-box h3 {
  margin-top: 0;
  margin-bottom: 15px;
  color: #fbbf24;
  text-align: center;
  font-size: 1.5rem;
}

.warning-box p {
  margin: 10px 0;
  line-height: 1.6;
}

.warning-box ul {
  margin: 15px 0;
  padding-left: 25px;
}

.warning-box li {
  margin: 8px 0;
  line-height: 1.5;
}

.warning-box .emphasis {
  background-color: #5a2d2d;
  padding: 15px;
  border-radius: 6px;
  text-align: center;
  margin: 20px 0;
  font-size: 1.1rem;
  color: #f87171;
  border: 2px solid #f87171;
}

.verification-instructions {
  margin-top: 25px;
  background-color: #1e1e1e;
  padding: 20px;
  border-radius: 6px;
}

.verification-instructions h4 {
  margin-top: 0;
  margin-bottom: 15px;
  color: #ffffff;
  font-size: 1.2rem;
}

.verification-instructions details {
  margin: 15px 0;
  padding: 12px;
  background-color: #252525;
  border-radius: 6px;
  border-left: 3px solid #381616;
}

.verification-instructions summary {
  cursor: pointer;
  padding: 8px;
  font-size: 1rem;
  color: #ffffff;
  user-select: none;
}

.verification-instructions summary:hover {
  color: #fbbf24;
}

.verification-instructions ol,
.verification-instructions ul {
  margin: 15px 0;
  padding-left: 25px;
}

.verification-instructions li {
  margin: 8px 0;
  line-height: 1.6;
}

.verification-instructions code {
  display: block;
  background-color: #0a0a0a;
  padding: 12px;
  border-radius: 4px;
  margin: 10px 0;
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
  overflow-x: auto;
  color: #4ade80;
}

.verification-instructions a {
  color: #fbbf24;
  text-decoration: underline;
}

.verification-instructions a:hover {
  color: #ffffff;
}

.instruction-image-placeholder {
  margin: 15px 0;
  padding: 10px;
  background-color: #0a0a0a;
  border: 2px dashed #333;
  border-radius: 6px;
  text-align: center;
  min-height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.instruction-image {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  display: block;
}

.verification-instructions .tip {
  background-color: #1a2a3a;
  border-left: 4px solid #4ade80;
  padding: 12px;
  margin: 15px 0;
  border-radius: 4px;
  font-size: 0.95rem;
  color: #4ade80;
}

.upload-section {
  margin-bottom: 30px;
}

.upload-label {
  cursor: pointer;
  display: block;
}

.upload-box {
  background-color: #1e1e1e;
  border: 3px dashed #381616;
  border-radius: 8px;
  padding: 60px 20px;
  text-align: center;
  transition: all 0.3s ease;
}

.upload-box:hover {
  border-color: #5a2424;
  background-color: #252525;
}

.upload-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  color: #888;
}

.upload-box p {
  margin: 10px 0;
  font-size: 1.2rem;
  color: #ffffff;
}

.file-hint {
  font-size: 0.9rem !important;
  color: #888 !important;
}

.filename-display {
  text-align: center;
  padding: 15px;
  background-color: #1e1e1e;
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 1rem;
  color: #ffffff;
}

.loading {
  text-align: center;
  padding: 40px;
}

.spinner {
  border: 4px solid #333;
  border-top: 4px solid #381616;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  animation: spin 1s linear infinite;
  margin: 0 auto 20px;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.loading p {
  color: #aaa;
  font-size: 1.1rem;
}

.results {
  margin-top: 30px;
}

.results-header {
  padding: 25px;
  border-radius: 8px;
  text-align: center;
  margin-bottom: 20px;
}

.results-header.pass {
  background-color: #1a3a1a;
  border: 2px solid #2d5a2d;
}

.results-header.fail {
  background-color: #3a1a1a;
  border: 2px solid #5a2d2d;
}

.results-header h2 {
  margin: 0;
  font-size: 2rem;
  color: #ffffff;
}

.checks-list {
  background-color: #1e1e1e;
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 20px;
}

.check-item {
  display: flex;
  gap: 15px;
  padding: 15px;
  margin-bottom: 15px;
  border-radius: 6px;
  background-color: #252525;
}

.check-item:last-child {
  margin-bottom: 0;
}

.check-item.pass {
  border-left: 4px solid #2d5a2d;
}

.check-item.fail {
  border-left: 4px solid #5a2d2d;
}

.check-item.warning {
  border-left: 4px solid #5a5a2d;
}

.check-icon {
  font-size: 1.5rem;
  min-width: 30px;
  text-align: center;
}

.check-item.pass .check-icon {
  color: #4ade80;
}

.check-item.fail .check-icon {
  color: #f87171;
}

.check-item.warning .check-icon {
  color: #fbbf24;
}

.check-details {
  flex: 1;
}

.check-name {
  font-size: 1.1rem;
  font-weight: bold;
  margin-bottom: 5px;
  color: #ffffff;
}

.check-requirement {
  font-size: 0.9rem;
  color: #888;
  margin-bottom: 3px;
}

.check-note {
  font-size: 0.8rem;
  color: #666;
  font-style: italic;
  margin-bottom: 5px;
}

.check-actual {
  font-size: 0.95rem;
  color: #ffffff;
}

.check-item.fail .check-actual {
  color: #f87171;
  font-weight: bold;
}

.check-item.pass .check-actual {
  color: #4ade80;
}

.check-warning {
  margin-top: 8px;
  padding: 8px;
  background-color: #3a3a1a;
  border-radius: 4px;
  font-size: 0.85rem;
  color: #fbbf24;
}

.final-note {
  padding: 20px;
  border-radius: 8px;
  text-align: center;
}

.final-note.fail {
  background-color: #3a1a1a;
  border: 2px solid #5a2d2d;
}

.final-note.warning {
  background-color: #3a3a1a;
  border: 2px solid #5a5a2d;
}

.final-note p {
  margin: 0;
  font-size: 1rem;
  color: #ffffff;
}

.error-message {
  background-color: #3a1a1a;
  border: 2px solid #5a2d2d;
  border-radius: 8px;
  padding: 30px;
  text-align: center;
}

.error-message p {
  margin: 10px 0;
  font-size: 1rem;
  color: #ffffff;
}

@media (max-width: 640px) {
  .validator-container h1 {
    font-size: 2rem;
  }

  .upload-box {
    padding: 40px 15px;
  }

  .check-item {
    flex-direction: column;
    gap: 10px;
  }

  .check-icon {
    text-align: left;
  }
}