:root {
  color-scheme: light dark;
  --bg: #f6f4ef;
  --panel: #fffdf8;
  --text: #262522;
  --muted: #77736a;
  --line: #ded9cf;
  --accent: #575044;
  --danger: #9a3f3f;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #191816;
    --panel: #23211e;
    --text: #ece9e2;
    --muted: #aaa49a;
    --line: #3a3732;
    --accent: #d2c8b7;
    --danger: #e28a8a;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
button, input, textarea { font: inherit; }
button { cursor: pointer; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(10px);
}
.brand { font-weight: 750; font-size: 1.08rem; }
.top-actions { display: flex; align-items: center; gap: 12px; }
.save-status { color: var(--muted); font-size: .9rem; }

.shell { max-width: 900px; margin: 0 auto; padding: 24px 16px 64px; }
.date-nav { display: flex; align-items: center; gap: 8px; margin-bottom: 14px; }
.date-nav input { flex: 0 1 180px; }

.entry-card, .login-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 8px 30px rgba(0,0,0,.04);
}
.entry-card { padding: 18px; }
.entry-meta { display: grid; gap: 7px; margin-bottom: 12px; }
.entry-meta label { color: var(--muted); font-size: .9rem; }

input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  border-radius: 11px;
  padding: 11px 12px;
  outline: none;
}
input:focus, textarea:focus { border-color: var(--accent); }
textarea {
  min-height: 420px;
  resize: vertical;
  line-height: 1.72;
}

.entry-actions { display: flex; justify-content: space-between; gap: 12px; margin-top: 14px; flex-wrap: wrap; }
.primary, .ghost, .danger-ghost, .file-button, .button-link {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px 12px;
  text-decoration: none;
  color: var(--text);
  background: transparent;
}
.primary { width: 100%; margin-top: 12px; background: var(--text); color: var(--bg); border-color: var(--text); }
.danger-ghost { color: var(--danger); }
.file-button { display: inline-flex; align-items: center; cursor: pointer; }

.gallery {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}
.photo-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 14px;
}
.photo-card img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}
.photo-card .photo-tools {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 8px;
  font-size: .78rem;
}
.photo-card .photo-name { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--muted); }
.photo-card a { color: inherit; }
.photo-card button { border: 0; color: var(--danger); background: transparent; padding: 2px 4px; }

.login-body { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login-card { width: min(420px, 100%); padding: 26px; }
.login-card h1 { margin: 0 0 6px; }
.login-card label { display: block; margin: 22px 0 7px; }
.muted { color: var(--muted); }
.error-box { margin-top: 14px; border: 1px solid color-mix(in srgb, var(--danger) 45%, var(--line)); border-radius: 10px; padding: 10px 12px; color: var(--danger); }
.error-code { color: var(--muted); font-size: 2rem; font-weight: 800; }
.button-link { display: inline-block; margin-top: 12px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@media (max-width: 600px) {
  .topbar { padding: 12px 14px; }
  .shell { padding-top: 16px; }
  .save-status { max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .date-nav { flex-wrap: wrap; }
  .date-nav input { flex: 1 1 150px; }
  textarea { min-height: 52vh; }
}