:root {
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-ink: #0f172a;
  --color-accent: #0369a1;
  --color-accent-dark: #0c4a6e;
  --color-border: #bae6fd;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 24px 16px;
  background:
    linear-gradient(180deg, #e0f2fe 0%, #f8fafc 35%, #f1f5f9 100%);
  color: var(--color-ink);
  font-family: "Gill Sans", "Gill Sans MT", Calibri, sans-serif;
}

.page {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
}

.hero {
  margin: 0 0 20px;
  padding: 28px 24px;
  background: linear-gradient(125deg, #0c4a6e, #0284c7);
  color: #e0f2fe;
  border-radius: 18px;
}

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

.layout {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 0 0 16px;
}

.panel {
  flex: 1 1 300px;
  margin: 0 0 16px;
  padding: 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  box-shadow: 0 8px 20px rgba(12, 74, 110, 0.08);
}

.field {
  margin: 0 0 12px;
}

label {
  display: block;
  margin: 0 0 6px;
  font-weight: 700;
}

input,
select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 16px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

button {
  padding: 10px 16px;
  border: 0;
  border-radius: 999px;
  background: var(--color-accent-dark);
  color: #e0f2fe;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}

button.danger {
  background: #9f1239;
  color: #fff1f2;
}

.message {
  margin: 12px 0 0;
  font-weight: 700;
}

.kpi {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 16px;
}

.kpi p {
  margin: 0;
  padding: 14px 16px;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: 12px;
  font-weight: 800;
}

.pipeline {
  margin: 0 0 12px;
  font-weight: 700;
  color: var(--color-accent);
}

.receipt-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.receipt-list li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: #f0f9ff;
}

.summary {
  margin: 14px 0 0;
  padding: 12px;
  background: #e0f2fe;
  border-radius: 10px;
  font-weight: 800;
}

@media (max-width: 640px) {
  .kpi {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 22px 18px;
  }

  .hero h1 {
    font-size: 1.65rem;
    line-height: 1.2;
  }

  .layout {
    flex-direction: column;
  }

  .panel {
    flex: 1 1 auto;
    min-width: 0;
    width: 100%;
  }
}