:root {
  --bg: #eef1f6;
  --card: rgba(255, 255, 255, 0.45);
  --card-border: rgba(255, 255, 255, 0.6);
  --text: #1a1d24;
  --muted: #6b7280;
  --accent: #1a1d24;
  --glass-blur: 18px;
  --glass-inner: rgba(255, 255, 255, 0.35);
  --glass-inner-border: rgba(255, 255, 255, 0.5);
}

* {
  box-sizing: border-box;
}

.hidden {
  display: none;
}

body {
  margin: 0;
  font-family: "Satoshi", "Avenir", "Segoe UI", sans-serif;
  background: linear-gradient(135deg, #dfe6f0 0%, #e8ecf4 30%, #f0e6f0 60%, #e4eaf4 100%);
  min-height: 100vh;
  color: var(--text);
  overflow-wrap: break-word;
  word-break: break-word;
}

.page {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 20px 60px;
}

h1, h2, h3 {
  font-family: "Indie Flower", cursive;
  line-height: 1.2;
}

h1 {
  font-size: clamp(1.8rem, 5vw, 2.8rem);
}

h2 {
  font-size: clamp(1.3rem, 3.5vw, 1.8rem);
}

h3 {
  font-size: clamp(1.1rem, 3vw, 1.5rem);
}

pre, code {
  font-family: "JetBrains Mono", monospace;
  overflow-wrap: break-word;
  word-break: break-word;
  white-space: pre-wrap;
  overflow-x: auto;
  max-width: 100%;
}

.header h1 {
  margin-bottom: 8px;
}

.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 20px;
  margin: 18px 0;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

.row {
  display: flex;
  gap: 12px;
  margin-top: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.preview {
  display: grid;
  gap: 10px;
  margin: 12px 0;
}

.preview-label {
  font-size: 0.85rem;
  color: var(--muted);
}

button {
  background: var(--accent);
  border: none;
  color: #ffffff;
  font-weight: 600;
  padding: 10px 16px;
  border-radius: 8px;
  cursor: pointer;
}

button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.muted {
  color: var(--muted);
  margin-top: 8px;
}

.status {
  margin-top: 10px;
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--glass-inner);
  border: 1px solid var(--glass-inner-border);
  color: var(--text);
  min-height: 20px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.progress {
  margin-top: 10px;
  background: var(--glass-inner);
  border: 1px solid var(--glass-inner-border);
  border-radius: 999px;
  height: 10px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #1a1d24, #4a5060);
  transition: width 0.4s ease;
}

.progress-bar.running {
  width: 100%;
  background-size: 200% 100%;
  animation: progress-stripes 1.2s linear infinite;
}

.progress-bar.running::after {
  content: "";
}

@keyframes progress-stripes {
  0% {
    background-position: 0% 50%;
  }
  100% {
    background-position: 200% 50%;
  }
}

.status.running::after {
  content: " \2022  running";
  color: var(--muted);
}

.slider {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 10px;
  align-items: center;
  margin-bottom: 10px;
}

.field {
  display: grid;
  gap: 6px;
  font-size: 0.9rem;
  color: var(--muted);
}

.field.full {
  margin-top: 14px;
}

.field input {
  background: var(--glass-inner);
  border: 1px solid var(--glass-inner-border);
  color: var(--text);
  border-radius: 8px;
  padding: 8px 10px;
  width: 100%;
  max-width: 120px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.field textarea {
  background: var(--glass-inner);
  border: 1px solid var(--glass-inner-border);
  color: var(--text);
  border-radius: 8px;
  padding: 10px;
  resize: vertical;
  width: 100%;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.notes {
  display: block;
}

.notes-list {
  display: grid;
  gap: 12px;
}

.note-item {
  background: var(--glass-inner);
  border: 1px solid var(--glass-inner-border);
  border-radius: 12px;
  padding: 12px;
  min-width: 0;
  overflow: hidden;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.note-title {
  font-weight: 600;
  margin-bottom: 6px;
}

.discovery-card {
  display: grid;
  gap: 16px;
}

.discovery-section {
  line-height: 1.6;
}

.discovery-label {
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.iter-card {
  background: var(--glass-inner);
  border: 1px solid var(--glass-inner-border);
  border-radius: 12px;
  padding: 10px;
  min-width: 0;
  overflow: hidden;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.iter-card img {
  width: 100%;
  border-radius: 8px;
}

#best img {
  width: 100%;
  max-width: 420px;
  border-radius: 12px;
}

#modalBody {
  white-space: pre-wrap;
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(200, 205, 215, 0.6);
  display: grid;
  place-items: center;
  padding: 24px;
  z-index: 50;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.modal.hidden {
  display: none;
}

.modal-content {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 16px;
  padding: 20px;
  width: min(720px, 92vw);
  max-height: 80vh;
  overflow: auto;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
}

.modal-close {
  background: rgba(0, 0, 0, 0.06);
  color: var(--text);
  margin-bottom: 12px;
  border: 1px solid rgba(0, 0, 0, 0.08);
}

.modal-trigger {
  background: rgba(0, 0, 0, 0.06);
  color: var(--text);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
  margin-top: 8px;
  display: inline-flex;
}

#originalImage {
  width: 100%;
  max-width: 420px;
  border-radius: 12px;
}

.frame-viewer {
  position: relative;
}

.frame-counter {
  font-size: 0.75rem;
  text-align: center;
  margin-top: 4px;
}

@media (max-width: 600px) {
  .page {
    padding: 16px 12px 40px;
  }

  .card {
    padding: 14px;
    border-radius: 12px;
  }

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

  .row {
    flex-direction: column;
    align-items: stretch;
  }

  .field input {
    max-width: none;
  }

  button {
    width: 100%;
  }

  .modal-content {
    padding: 14px;
    width: min(720px, 96vw);
  }

  .modal-trigger {
    width: auto;
  }
}