:root {
  --bg: #f7f6f3;
  --card: #ffffff;
  --text: #1a1a1a;
  --muted: #666;
  --accent: #2c5f4a;
  --accent-hover: #1e4434;
  --border: #e0ddd6;
  --danger: #a33;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,.08);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .75rem 1.25rem;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.logo { font-weight: 700; font-size: 1.15rem; color: var(--text); }
.topbar nav { display: flex; gap: 1rem; align-items: center; }
.topbar .user { color: var(--muted); font-size: .9rem; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
}

/* Login */
.login-box {
  max-width: 340px;
  margin: 4rem auto;
  background: var(--card);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.login-box h1 { margin: 0 0 .25rem; text-align: center; }
.subtitle { text-align: center; color: var(--muted); margin: 0 0 1.5rem; font-size: .95rem; }
.login-box label { display: block; margin-bottom: 1rem; font-size: .9rem; }
.login-box input {
  display: block; width: 100%; margin-top: .3rem;
  padding: .55rem .7rem; border: 1px solid var(--border); border-radius: 6px;
  font-size: 1rem;
}
.login-box button {
  width: 100%; padding: .7rem; margin-top: .5rem;
  background: var(--accent); color: #fff; border: none; border-radius: 6px;
  font-size: 1rem; cursor: pointer;
}
.login-box button:hover { background: var(--accent-hover); }
.error {
  background: #fde8e8; color: var(--danger); padding: .6rem .8rem;
  border-radius: 6px; margin-bottom: 1rem; font-size: .9rem;
}

/* Toolbar + search */
.toolbar {
  display: flex; flex-wrap: wrap; gap: 1rem;
  justify-content: space-between; align-items: center;
  margin-bottom: 1.5rem;
}
.search-form { display: flex; gap: .5rem; align-items: center; }
.search-form input {
  padding: .5rem .7rem; border: 1px solid var(--border); border-radius: 6px;
  min-width: 220px; font-size: .95rem;
}
.search-form button, .btn {
  padding: .5rem 1rem; border: 1px solid var(--border); border-radius: 6px;
  background: var(--card); cursor: pointer; font-size: .95rem;
}
.btn.primary, .search-form button {
  background: var(--accent); color: #fff; border-color: var(--accent);
}
.btn.primary:hover, .search-form button:hover { background: var(--accent-hover); }
.btn.danger { color: var(--danger); border-color: #e0b0b0; }
.btn-link { background: none; border: none; color: var(--accent); cursor: pointer; padding: 0; font-size: .85rem; }
.btn-link.danger { color: var(--danger); }

/* Grid of cards */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1.1rem;
}
.card {
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  color: inherit;
  transition: transform .12s, box-shadow .12s;
}
.card:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,.1); text-decoration: none; }
.thumb {
  aspect-ratio: 1;
  background: #eee;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.placeholder {
  color: var(--muted); font-size: .85rem; text-align: center; padding: 1rem;
}
.meta {
  padding: .65rem .75rem;
  display: flex; flex-direction: column; gap: .15rem;
  font-size: .88rem;
}
.meta strong { font-size: .95rem; }
.meta span { color: var(--muted); }
.meta .price { color: var(--accent); font-weight: 600; }

.empty { color: var(--muted); text-align: center; margin: 3rem 0; }

/* Forms */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 600px) { .form-grid { grid-template-columns: 1fr; } }
.form label { display: block; font-size: .9rem; margin-bottom: .2rem; }
.form label.full { grid-column: 1 / -1; margin-top: .5rem; }
.form input, .form textarea {
  display: block; width: 100%; margin-top: .3rem;
  padding: .5rem .7rem; border: 1px solid var(--border); border-radius: 6px;
  font-size: .95rem; font-family: inherit;
}
.form textarea { resize: vertical; }
.actions { margin-top: 1.5rem; display: flex; gap: .75rem; flex-wrap: wrap; align-items: center; }
.form .hint {
  display: block; font-size: .8rem; color: var(--muted); font-weight: 400;
  margin: .2rem 0 .35rem; line-height: 1.35;
}
.form .current-file {
  font-size: .85rem; margin: .35rem 0; color: var(--text);
}
.media-fields { margin-top: 1.25rem; }
.media-fields label.full-sm { margin-bottom: .5rem; }

/* Detail */
.detail-header {
  display: flex; flex-wrap: wrap; justify-content: space-between;
  align-items: baseline; gap: 1rem; margin-bottom: 1.5rem;
}
.detail-header h1 { margin: 0; font-size: 1.5rem; }
.detail-grid {
  display: grid;
  grid-template-columns: minmax(240px, 320px) 1fr;
  gap: 2rem;
}
@media (max-width: 700px) { .detail-grid { grid-template-columns: 1fr; } }

.info dl { margin: 0; }
.info dt {
  font-size: .8rem; text-transform: uppercase; letter-spacing: .03em;
  color: var(--muted); margin-top: .9rem;
}
.info dt:first-child { margin-top: 0; }
.info dd { margin: .15rem 0 0; }
.info .comments { white-space: pre-wrap; }

.media-section h2 { margin: 0 0 1rem; font-size: 1.1rem; }
.catalog-preview {
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  max-width: 420px;
}
.catalog-preview img {
  width: 100%; display: block; aspect-ratio: 1; object-fit: cover;
}
.file-card {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  aspect-ratio: 1; padding: 1rem; color: inherit; max-width: 200px;
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow);
}
.file-card .icon {
  font-weight: 700; font-size: 1.4rem; color: var(--accent); margin-bottom: .5rem;
}
.file-card .name {
  font-size: .8rem; color: var(--muted); word-break: break-all; text-align: center;
}
.media-actions {
  padding: .4rem .6rem;
  display: flex; gap: .75rem; justify-content: space-between; align-items: center;
  background: #fafaf8; border-top: 1px solid var(--border);
}
.file-label { font-size: .8rem; color: var(--muted); word-break: break-all; }
.archive-note { margin-top: 1.25rem; font-size: .9rem; }
.archive-note.muted { color: var(--muted); }