:root {
  --bg: #eef1f6;
  --card: #ffffff;
  --text: #1d2430;
  --soft: #647089;
  --line: #d9dfeb;
  --primary: #1f6feb;
  --danger: #c4372f;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #f3f6fb 0%, #e9eef7 100%);
}

.app {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

.hero h1 {
  margin: 0 0 8px;
}

.hero p {
  margin: 0 0 18px;
  color: var(--soft);
}

.hero-logo {
  display: block;
  width: min(100%, 560px);
  height: auto;
  margin: 0 0 10px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 10px 24px rgba(20, 37, 63, 0.08);
}

.hidden { display: none; }

.stack {
  display: grid;
  gap: 12px;
  max-width: 440px;
}

label {
  display: grid;
  gap: 6px;
  font-size: 14px;
}

input {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 11px 12px;
  font-size: 15px;
}

.entry-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(4, minmax(160px, 1fr));
  align-items: end;
}

.entry-grid .btn {
  grid-column: span 4;
  width: max-content;
}

.toolbar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}

.toolbar-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn {
  border: none;
  border-radius: 10px;
  padding: 10px 14px;
  cursor: pointer;
  font-weight: 600;
}

.btn.primary {
  background: var(--primary);
  color: #fff;
}

.btn.ghost {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
}

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

.btn.tiny {
  font-size: 12px;
  padding: 6px 8px;
}

.hidden-file-input {
  display: none;
}

.import-card {
  margin-bottom: 14px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #f8faff;
}

.import-card strong {
  display: block;
  margin-bottom: 6px;
}

.import-card p {
  margin: 0;
  color: var(--soft);
  font-size: 14px;
  line-height: 1.45;
}

.import-note {
  margin-top: 10px !important;
  font-size: 13px !important;
}

.table-wrap {
  margin-top: 14px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
}

table {
  border-collapse: collapse;
  width: 100%;
  min-width: 860px;
}

th,
td {
  text-align: left;
  border-bottom: 1px solid var(--line);
  padding: 10px;
  vertical-align: top;
}

th { background: #f8faff; }

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.hint {
  color: var(--soft);
  margin-top: 12px;
  font-size: 13px;
}

.status {
  min-height: 22px;
  margin-top: 14px;
  font-weight: 600;
}

.status.error { color: var(--danger); }
.status.ok { color: #1b7f3f; }

@media (max-width: 960px) {
  .entry-grid {
    grid-template-columns: 1fr 1fr;
  }

  .entry-grid .btn {
    grid-column: span 2;
  }
}

@media (max-width: 640px) {
  .app { padding: 14px; }

  .entry-grid {
    grid-template-columns: 1fr;
  }

  .entry-grid .btn {
    grid-column: span 1;
  }

  .toolbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .toolbar-actions {
    width: 100%;
  }

  .toolbar-actions .btn {
    flex: 1 1 160px;
  }
}