:root {
  --color-primary: #2c82c6;
  --color-primary-alt: #3d95cd;
  --color-dark: #000000;
  --color-light: #ffffff;
  --color-muted: rgba(0, 0, 0, 0.65);
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.5;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: clamp(1rem, 5vh, 2.25rem) clamp(0.75rem, 4vw, 1.5rem);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-alt) 100%);
  color: var(--color-dark);
}

main {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: clamp(1rem, 4vw, 2rem) clamp(0.75rem, 4vw, 1.25rem);
}

.container {
  width: 100%;
  max-width: 1040px;
  margin: 0 auto;
  background: var(--color-light);
  padding: clamp(1.75rem, 5vw, 2.5rem) clamp(1.25rem, 5vw, 2rem);
  border-radius: 1.25rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.brand-header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.brand-logo {
  display: block;
  width: clamp(60px, 18vw, 90px);
  height: auto;
  object-fit: contain;
  box-shadow: 0 10px 20px rgba(44, 130, 198, 0.35);
}

.brand-copy h1 {
  margin: 0;
  font-size: 1.875rem;
  color: var(--color-primary);
}

.brand-copy p {
  margin: 0.5rem 0 0;
  color: var(--color-muted);
}

.upload-card {
  border: 1px solid rgba(60, 149, 205, 0.25);
  border-radius: 1rem;
  padding: clamp(1.25rem, 4.5vw, 1.75rem);
  background: linear-gradient(160deg, rgba(44, 130, 198, 0.08) 0%, rgba(61, 149, 205, 0.04) 100%);
}

.upload-instructions {
  margin: 0;
  color: var(--color-muted);
  text-align: center;
}

.drop-zone {
  position: relative;
  border: 2px dashed rgba(44, 130, 198, 0.65);
  border-radius: 0.9rem;
  padding: clamp(2rem, 6vw, 2.5rem) clamp(1.5rem, 6vw, 2rem);
  margin-top: clamp(1rem, 4vw, 1.5rem);
  background: rgba(255, 255, 255, 0.9);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.drop-zone:focus,
.drop-zone.drag-over {
  border-color: var(--color-primary-alt);
  background: rgba(61, 149, 205, 0.12);
  transform: translateY(-2px);
  outline: none;
}

.drop-zone p {
  margin: 0;
  color: var(--color-dark);
  text-align: center;
  font-size: clamp(1rem, 2.6vw, 1.1rem);
}

.drop-zone input {
  display: none;
}

.brand-actions {
  margin-top: clamp(1rem, 4vw, 1.5rem);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: stretch;
  gap: clamp(0.5rem, 2vw, 0.75rem);
  padding: 0.5rem;
  border-radius: 1.5rem;
  border: 1px solid rgba(44, 130, 198, 0.2);
  background: rgba(44, 130, 198, 0.08);
}

.brand-action {
  flex: 1 1 clamp(160px, 22vw, 200px);
  max-width: 220px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.75rem;
}

.brand-action input[type='file'] {
  display: none;
}

.brand-action button {
  width: 100%;
  padding: 0.8rem 1.5rem;
  border: none;
  border-radius: 999px;
  background: var(--color-primary);
  color: var(--color-light);
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.brand-action button:hover,
.brand-action button:focus {
  background: var(--color-primary-alt);
  transform: translateY(-1px);
  outline: none;
}

.brand-status {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}


.content-layout {
  display: grid;
  gap: clamp(1rem, 3vw, 1.75rem);
}

@media (min-width: 960px) {
  .content-layout {
    grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
    align-items: stretch;
  }
}

.upload-column,
.workflow-column {
  display: flex;
  flex-direction: column;
}

.workflow-card {
  flex: 1 1 auto;
  border: 1px solid rgba(60, 149, 205, 0.25);
  border-radius: 1rem;
  padding: clamp(1.25rem, 4.5vw, 1.75rem);
  background: linear-gradient(160deg, rgba(44, 130, 198, 0.06) 0%, rgba(61, 149, 205, 0.03) 100%);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.workflow-card h2 {
  margin: 0;
  font-size: 1.5rem;
  color: var(--color-primary);
}

.workflow-copy {
  margin: 0;
  color: var(--color-muted);
}

.workflow-message {
  min-height: 1.25rem;
  font-weight: 500;
  color: var(--color-dark);
}

.workflow-message[data-type='success'] {
  color: var(--color-primary);
}

.workflow-message[data-type='error'] {
  color: #b71c1c;
}


.workflow-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  overflow-y: auto;
  max-height: 480px;
}

.workflow-item {
  border: 1px solid rgba(44, 130, 198, 0.2);
  border-radius: 0.85rem;
  padding: 0.85rem 1rem;
  background: rgba(255, 255, 255, 0.75);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: transform 0.2s ease, border 0.2s ease;
}

.workflow-item:hover {
  transform: translateY(-1px);
  border-color: rgba(44, 130, 198, 0.4);
}

.workflow-item__header {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: flex-start;
}

.workflow-name {
  font-weight: 600;
  color: var(--color-dark);
}

.workflow-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  background: rgba(44, 130, 198, 0.12);
  color: var(--color-primary);
}

.workflow-status[data-status='done'] {
  background: rgba(54, 178, 126, 0.15);
  color: #228a5c;
}

.workflow-status[data-status='busy'],
.workflow-status[data-status='running'] {
  background: rgba(255, 193, 7, 0.18);
  color: #b36b00;
}

.workflow-status[data-status='error'],
.workflow-status[data-status='failed'] {
  background: rgba(229, 57, 53, 0.18);
  color: #b71c1c;
}

.workflow-status[data-status='waiting'] {
  background: rgba(96, 125, 139, 0.18);
  color: #37474f;
}

.workflow-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
  font-size: 0.85rem;
  color: var(--color-muted);
}

.workflow-meta span::before {
  content: '•';
  margin-right: 0.35rem;
  color: rgba(44, 130, 198, 0.5);
}

.workflow-meta span:first-child::before {
  content: '';
  margin-right: 0;
}

.workflow-nodes {
  font-size: 0.85rem;
  color: var(--color-dark);
}

.brand-message {
  min-height: 1.25rem;
  font-weight: 500;
  text-align: center;
  color: var(--color-dark);
}

.brand-message[data-type='success'] {
  color: var(--color-primary);
}

.brand-message[data-type='error'] {
  color: var(--color-dark);
}


.brand-progress[hidden] {
  display: none;
}

.brand-progress {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  align-items: stretch;
}

.brand-progress-track {
  position: relative;
  width: 100%;
  height: 0.5rem;
  background: rgba(44, 130, 198, 0.2);
  border-radius: 999px;
  overflow: hidden;
}

.brand-progress-fill {
  width: 0%;
  height: 100%;
  background: var(--color-primary);
  border-radius: 999px;
  transition: width 0.2s ease;
}

.brand-progress-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-muted);
  text-align: center;
}

.brand-progress.is-indeterminate .brand-progress-fill {
  width: 100%;
  background: linear-gradient(
    90deg,
    rgba(44, 130, 198, 0.15) 0%,
    rgba(44, 130, 198, 0.95) 50%,
    rgba(44, 130, 198, 0.15) 100%
  );
  background-size: 200% 100%;
  animation: brand-progress-indeterminate 1.1s linear infinite;
}

@keyframes brand-progress-indeterminate {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

#message {
  margin-top: 1.5rem;
  min-height: 1.5rem;
  font-weight: 600;
  text-align: center;
  color: var(--color-dark);
}

#message[data-type='success'] {
  color: var(--color-primary);
}

#message[data-type='warning'] {
  color: var(--color-primary-alt);
}

#message[data-type='error'] {
  color: var(--color-dark);
}

#upload-status {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  display: grid;
  gap: clamp(0.6rem, 2.5vw, 0.75rem);
}

#upload-status li {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(44, 130, 198, 0.2);
  border-radius: 0.75rem;
  padding: 0.9rem 1.1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-dark);
}

#upload-status li.success {
  border-left: 4px solid var(--color-primary);
}

#upload-status li.error {
  border-left: 4px solid var(--color-dark);
}

#upload-status .status-text {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin-left: 1rem;
}

@media (max-width: 600px) {
  .brand-header {
    flex-direction: column;
    text-align: center;
  }

  .brand-copy h1 {
    font-size: 1.5rem;
  }

  .brand-copy p {
    font-size: 0.95rem;
  }
}

@media (max-width: 480px) {
  body {
    padding: 1rem;
  }

  .brand-header {
    gap: 0.75rem;
  }

  .brand-logo {
    width: 56px;
    height: auto;
  }

  .drop-zone {
    padding: 1.75rem 1.25rem;
  }

  .upload-card {
    padding: 1.1rem;
  }

  #upload-status li {
    flex-direction: column;
    align-items: flex-start;
  }

  #upload-status .status-text {
    margin-left: 0;
  }
}