:root {
  --bg: #f4f6f9;
  --panel-bg: #ffffff;
  --border: #e2e6ec;
  --text: #1c2430;
  --text-muted: #6b7684;
  --brand: #2f6feb;
  --brand-dark: #1f52b8;
  --green: #1a9c6b;
  --red: #d64545;
  --radius: 10px;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

button {
  cursor: pointer;
  border: none;
  border-radius: 8px;
  padding: 9px 16px;
  background: var(--brand);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
}
button:hover { background: var(--brand-dark); }

.btn-secondary {
  background: #eef1f5;
  color: var(--text);
}
.btn-secondary:hover { background: #dfe3e9; }

input, select {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  background: #fff;
  color: var(--text);
}

label { font-size: 12px; color: var(--text-muted); margin-bottom: 4px; display: block; }

.error-text { color: var(--red); font-size: 13px; margin: 8px 0; }

/* ---------- LOGIN ---------- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.login-card {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  width: 100%;
  max-width: 340px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: 0 8px 24px rgba(20, 30, 50, 0.06);
}
.login-card h1 { margin: 0; font-size: 22px; }
.login-card .subtitle { margin: 0 0 8px; color: var(--text-muted); font-size: 13px; }
.login-card button { margin-top: 8px; padding: 11px; }

/* ---------- TOPBAR ---------- */
.topbar {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 12px 20px;
  background: var(--panel-bg);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
  flex-wrap: wrap;
}
.brand { font-weight: 700; font-size: 16px; }
.tabs { display: flex; gap: 6px; flex: 1; flex-wrap: wrap; }
.tab-btn {
  background: transparent;
  color: var(--text-muted);
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 8px;
}
.tab-btn.active { background: var(--brand); color: #fff; }
.tab-btn:not(.active):hover { background: #eef1f5; }
.topbar-right { display: flex; align-items: center; gap: 10px; }
.whoami { font-size: 13px; color: var(--text-muted); }

/* ---------- CONTENT ---------- */
.content { padding: 20px; max-width: 1100px; margin: 0 auto; }
.tab-panel { display: flex; flex-direction: column; gap: 18px; }

.filter-bar {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: flex-end;
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
}
.filter-bar-tight { padding: 0; border: none; background: transparent; margin-bottom: 10px; align-items: center; }
.filter-group { display: flex; flex-direction: column; }
.filter-actions { flex-direction: row; gap: 8px; align-items: flex-end; }

.status-line { font-size: 13px; color: var(--text-muted); }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; }
.card {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}
.card .card-label { font-size: 12px; color: var(--text-muted); margin-bottom: 6px; }
.card .card-value { font-size: 20px; font-weight: 700; }
.card.positive .card-value { color: var(--green); }
.card.negative .card-value { color: var(--red); }

.panel {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}
.panel h2 { margin: 0 0 14px; font-size: 16px; }
.panel-header { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 14px; }
.panel-header h2 { margin: 0; }

.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { color: var(--text-muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.02em; }

.progress-bar-bg { background: #eef1f5; border-radius: 6px; height: 8px; width: 140px; overflow: hidden; }
.progress-bar-fill { background: var(--brand); height: 100%; }
.progress-bar-fill.over { background: var(--green); }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 700; }
.badge-admin { background: #fde8d8; color: #a8560d; }
.badge-viewer { background: #dceefb; color: #1a5f8c; }

.status-saved { color: var(--green); }
.status-removed { color: var(--red); }

.inline-form { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }

.pagination { display: flex; align-items: center; gap: 12px; justify-content: flex-end; margin-top: 10px; font-size: 13px; color: var(--text-muted); }

.row-delete-btn { background: transparent; color: var(--red); padding: 4px 8px; }
.row-delete-btn:hover { background: #fbe6e6; }

@media (max-width: 640px) {
  .topbar { flex-direction: column; align-items: stretch; }
  .content { padding: 12px; }
}