:root {
  --brand: #EA6A1E;
  --brand-dark: #C8541A;
  --gray-900: #1f2937;
  --gray-700: #374151;
  --gray-500: #6b7280;
  --gray-300: #d1d5db;
  --gray-200: #e5e7eb;
  --gray-100: #f3f4f6;
  --white: #ffffff;
}

* { box-sizing: border-box; }

/* El atributo [hidden] debe ganar sobre los display:flex/grid de las clases. */
[hidden] { display: none !important; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--gray-100);
  color: var(--gray-900);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--white);
  border-bottom: 3px solid var(--brand);
  padding: 12px 20px;
}
.brand { font-size: 20px; font-weight: 700; }
.brand-raf { color: var(--brand); }
.brand-paper { color: var(--gray-700); }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.tenant { color: var(--gray-500); font-size: 14px; }

.card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 16px;
}

.btn {
  border: none;
  border-radius: 6px;
  padding: 8px 14px;
  font-size: 14px;
  cursor: pointer;
  font-weight: 600;
}
.btn-primary { background: var(--brand); color: var(--white); }
.btn-primary:hover { background: var(--brand-dark); }
.btn-ghost { background: transparent; color: var(--gray-700); border: 1px solid var(--gray-300); }
.btn-ghost:hover { background: var(--gray-100); }

.muted { color: var(--gray-500); }
.error { color: #b91c1c; font-weight: 600; }

/* Login */
.login-view { display: flex; justify-content: center; padding: 60px 20px; }
.login-card { width: 100%; max-width: 420px; }
.login-card h1 { margin: 0 0 4px; }
.login-card label { display: block; margin: 14px 0 4px; font-size: 13px; color: var(--gray-700); }
.login-card input {
  width: 100%; padding: 9px 10px; border: 1px solid var(--gray-300);
  border-radius: 6px; font-size: 14px; font-family: Consolas, monospace;
}
.login-card .btn { width: 100%; margin-top: 18px; }

/* App */
.app-view { max-width: 1100px; margin: 20px auto; padding: 0 16px; display: grid; gap: 16px; }
.toolbar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.toolbar input {
  padding: 8px 10px; border: 1px solid var(--gray-300); border-radius: 6px; font-size: 14px;
}
#searchInput { flex: 1; min-width: 200px; }
.count { margin-left: auto; }

table.docs { width: 100%; border-collapse: collapse; font-size: 14px; }
.docs th, .docs td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--gray-200); }
.docs th { color: var(--gray-500); font-weight: 600; font-size: 12px; text-transform: uppercase; }
.docs tbody tr:hover { background: var(--gray-100); }
.tag {
  display: inline-block; background: #fde9d7; color: var(--brand-dark);
  border-radius: 999px; padding: 2px 10px; font-size: 12px; font-weight: 600;
}
.tag.none { background: var(--gray-200); color: var(--gray-500); }
.empty { text-align: center; padding: 24px; }

/* Detalle */
.overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.45);
  display: flex; justify-content: center; align-items: flex-start; padding: 30px 16px; overflow: auto;
}
.detail { width: 100%; max-width: 960px; }
.detail-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.detail-head h2 { margin: 0; font-size: 18px; }
.detail-body { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 760px) { .detail-body { grid-template-columns: 1fr; } }
.image-box {
  border: 1px solid var(--gray-200); border-radius: 6px; min-height: 300px;
  display: flex; align-items: center; justify-content: center; overflow: hidden; background: var(--gray-100);
}
.image-box img { max-width: 100%; display: block; }
.detail-image { display: grid; gap: 10px; }
.detail-meta dl { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; margin: 0 0 12px; font-size: 14px; }
.detail-meta dt { color: var(--gray-500); }
.detail-meta dd { margin: 0; word-break: break-word; }
.ocr {
  background: var(--gray-100); border: 1px solid var(--gray-200); border-radius: 6px;
  padding: 10px; max-height: 320px; overflow: auto; white-space: pre-wrap;
  font-family: Consolas, monospace; font-size: 12px;
}