:root {
  color-scheme: light dark;
  --bg: #f5f5f7;
  --card-bg: #ffffff;
  --text: #1d1d1f;
  --muted: #6e6e73;
  --border: #d2d2d7;
  --accent: #0071e3;
  --accent-hover: #0059b3;
  --error: #d70015;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121212;
    --card-bg: #1e1e1e;
    --text: #f5f5f7;
    --muted: #a1a1a6;
    --border: #3a3a3c;
    --accent: #2997ff;
    --accent-hover: #5cb2ff;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.page {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}

.page--narrow {
  max-width: 380px;
  padding-top: 4rem;
}

.page__header h1 {
  margin-bottom: 0.25rem;
}

.page__header p {
  color: var(--muted);
  margin-top: 0;
}

.page__header code {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.1rem 0.35rem;
}

.nav {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.nav__link {
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-size: 0.9rem;
}

.nav__link--active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.nav__link--button {
  margin-left: auto;
  background: transparent;
  font: inherit;
  cursor: pointer;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.toolbar__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
}

.toolbar__actions button {
  padding: 0.45rem 0.8rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font-size: 0.85rem;
}

.toolbar__actions button:hover {
  border-color: var(--accent);
}

.toggle {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.status {
  font-size: 0.9rem;
  color: var(--muted);
}

.status--error {
  color: var(--error);
}

.raw-json {
  margin-bottom: 1.5rem;
  overflow-x: auto;
  font-size: 0.8rem;
  white-space: pre;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.form label {
  font-weight: 600;
  margin-top: 0.5rem;
}

.form textarea,
.form input[type="file"] {
  width: 100%;
  padding: 0.6rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  font-family: inherit;
  font-size: 1rem;
}

.form button {
  margin-top: 1rem;
  padding: 0.7rem 1.2rem;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.15s ease;
}

.form button:hover {
  background: var(--accent-hover);
}

.form button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.preview {
  max-width: 100%;
  max-height: 240px;
  border-radius: 8px;
  margin-top: 0.5rem;
  object-fit: contain;
}

.error {
  color: var(--error);
  font-size: 0.9rem;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.entry {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.entry img {
  width: 100%;
  max-height: 180px;
  object-fit: cover;
  border-radius: 8px;
}

.entry p {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.entry time {
  color: var(--muted);
  font-size: 0.8rem;
}

.entry__delete {
  align-self: flex-start;
  background: none;
  border: 1px solid var(--border);
  color: var(--error);
  border-radius: 6px;
  padding: 0.3rem 0.6rem;
  font-size: 0.8rem;
  cursor: pointer;
}

.empty {
  color: var(--muted);
}