:root {
  --bg-1: #f4efe6;
  --bg-2: #ecf3f7;
  --ink: #1c2b33;
  --panel: #ffffff;
  --line: #d6dee3;
  --accent: #005f73;
  --warn: #c17100;
  --ok: #127043;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", Tahoma, sans-serif;
  color: var(--ink);
  background: radial-gradient(1200px 700px at 10% -10%, #f8d8b3 0%, transparent 55%),
              radial-gradient(1000px 700px at 110% 10%, #c8e6ef 0%, transparent 50%),
              linear-gradient(135deg, var(--bg-1), var(--bg-2));
}

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

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

h1 {
  margin: 0;
}

.subtitle {
  margin: 4px 0 0;
  opacity: 0.75;
}

.btn {
  border: none;
  background: var(--accent);
  color: #fff;
  padding: 10px 14px;
  border-radius: 10px;
  cursor: pointer;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.search-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  margin-bottom: 8px;
}

.scan-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 10px;
  margin-bottom: 8px;
}

.stats-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 14px;
}

.card, .panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  box-shadow: 0 6px 18px rgba(8, 35, 46, 0.08);
}

.big-number {
  margin: 6px 0 0;
  font-size: 1.8rem;
  font-weight: 700;
}

.warning { color: var(--warn); }
.info { color: var(--accent); }
.success { color: var(--ok); }

.panel-grid {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  text-align: left;
  border-bottom: 1px solid var(--line);
  padding: 8px;
  font-size: 0.93rem;
}

th {
  position: sticky;
  top: 0;
  background: #f7fafb;
}

.error {
  margin-top: 12px;
  background: #fbe6e6;
  color: #7a1f1f;
  border: 1px solid #efb5b5;
  border-radius: 10px;
  padding: 10px;
}

.hidden {
  display: none;
}

.muted {
  color: #667a86;
  text-align: center;
}

.wa-link {
  color: #0b6f44;
  font-weight: 600;
  text-decoration: none;
}

.wa-link:hover {
  text-decoration: underline;
}

.narrow {
  max-width: 520px;
}

label {
  display: block;
  margin: 8px 0;
}

input {
  width: 100%;
  margin-top: 4px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
}

.checkbox-inline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 6px 0 2px;
}

.checkbox-inline input {
  width: auto;
  margin: 0;
}

select {
  width: 100%;
  margin-top: 4px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  background: #fff;
}

.flash {
  border-radius: 10px;
  padding: 10px;
  margin: 8px 0;
  border: 1px solid transparent;
}

.flash.success {
  background: #e8f6ed;
  border-color: #b7e1c3;
  color: #0f5f35;
}

.flash.error {
  background: #fbe6e6;
  border-color: #efb5b5;
  color: #7a1f1f;
}

.flash.warning {
  background: #fff6e6;
  border-color: #f0d19c;
  color: #7d5200;
}

@media (max-width: 900px) {
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .search-row {
    grid-template-columns: 1fr;
  }

  .scan-row {
    grid-template-columns: 1fr;
  }
}