:root {
  color-scheme: light;
  --bg: #faf7f2;
  --card-bg: #ffffff;
  --text: #2b2118;
  --muted: #7a6f63;
  --accent: #6b4f3b;
  --border: #e8dfd3;
  --danger: #b3452c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  -webkit-text-size-adjust: 100%;
}

header.page-header {
  padding: 20px 16px 12px;
  text-align: center;
}

header.page-header h1 {
  margin: 0;
  font-size: 1.3rem;
}

header.page-header p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

main {
  max-width: 480px;
  margin: 0 auto;
  padding: 8px 16px 48px;
}

.post-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  margin-bottom: 20px;
}

.post-card img,
.post-card video {
  width: 100%;
  display: block;
  background: #000;
  max-height: 70vh;
  object-fit: contain;
}

.post-card .post-body {
  padding: 14px 16px;
  white-space: pre-wrap;
  line-height: 1.6;
}

.post-card .post-date {
  padding: 0 16px 14px;
  color: var(--muted);
  font-size: 0.8rem;
}

.empty-state {
  text-align: center;
  color: var(--muted);
  padding: 60px 16px;
}

button {
  font: inherit;
}

.btn {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 10px;
  border: none;
  background: var(--accent);
  color: #fff;
  font-size: 0.95rem;
  cursor: pointer;
}

.btn.secondary {
  background: #efe7db;
  color: var(--text);
}

.btn.danger {
  background: var(--danger);
}

.btn:disabled {
  opacity: 0.5;
}

input[type="text"],
input[type="password"],
textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 1rem;
  background: #fff;
  color: var(--text);
}

textarea {
  min-height: 90px;
  resize: vertical;
}

.field {
  margin-bottom: 12px;
}

.field label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.85rem;
  color: var(--muted);
}

.hint {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 4px;
}

.notice {
  background: #fff4e5;
  border: 1px solid #f0d9b5;
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.error {
  color: var(--danger);
  font-size: 0.85rem;
  margin-top: 8px;
}

.admin-post .media-row {
  display: flex;
  gap: 8px;
  padding: 10px 16px 0;
  flex-wrap: wrap;
}

.admin-post .media-row .btn {
  padding: 8px 12px;
  font-size: 0.82rem;
}

.admin-post .edit-row {
  padding: 10px 16px 16px;
  display: flex;
  gap: 8px;
}

footer.admin-footer {
  text-align: center;
  padding: 24px 0;
}