:root {
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, Arial;
  color: #0f172a;
}

body {
  margin: 20px;
  background: #f7f8fb;
}

.wrap {
  max-width: 980px;
  margin: 0 auto;
}

.card {
  background: #fff;
  padding: 18px;
  border-radius: 12px;
  box-shadow: 0 8px 30px rgba(16, 24, 40, 0.06);
}

h1 {
  margin: 0 0 10px 0;
  font-size: 20px;
}

/* ===== FORM ===== */
form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 12px;
  align-items: end;
}

label {
  display: block;
  font-size: 13px;
  color: #334155;
  margin-bottom: 6px;
}

input[type="number"],
input[type="text"],
select {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #e6eef6;
  font-size: 14px;
  height: 40px; /* Hamma elementlar bir xil balandlikda */
  box-sizing: border-box;
  appearance: none; /* Select uchun brauzer farqlarini kamaytiradi */
  background-color: #fff;
}

/* Select uchun o‘q (arrow) */
select {
  background-image: url("data:image/svg+xml;utf8,<svg fill='gray' height='12' viewBox='0 0 20 20' width='12' xmlns='http://www.w3.org/2000/svg'><path d='M5.516 7.548l4.484 4.487 4.484-4.487L16 9.548l-6 6-6-6z'/></svg>");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 12px;
  padding-right: 28px;
}

.full {
  grid-column: 1 / -1;
  display: flex;
  gap: 12px;
  align-items: center;
}

.checkbox {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 14px;
}

/* ===== BUTTONS ===== */
button {
  padding: 10px 14px;
  border-radius: 10px;
  border: none;
  background: #2563eb;
  color: white;
  cursor: pointer;
  font-weight: 600;
}

/* ===== RESULT & SUMMARY ===== */
.result {
  margin-top: 16px;
}

.summary {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.stat {
  background: #f1f5f9;
  padding: 12px;
  border-radius: 8px;
  min-width: 160px;
}

/* ===== TABLE ===== */
.table-wrap {
  max-height: 420px;
  overflow: auto;
  border-radius: 8px;
  border: 1px solid #eef2f7;
  padding: 6px;
  background: #fff;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  margin-top: 8px;
}

th,
td {
  border-bottom: 1px solid #eef2f7;
  padding: 8px 10px;
  text-align: right;
}

th {
  background: #fbfcfe;
  text-align: center;
  font-weight: 700;
}

td:first-child,
th:first-child {
  text-align: center;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 800px) {
  form {
    grid-template-columns: 1fr;
  }

  .stat {
    min-width: 120px;
  }
}

form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 12px;
  align-items: end;
}

input[type="number"],
input[type="text"],
select {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #e6eef6;
  font-size: 14px;
  height: 40px; /* ✅ hamma elementlar bir xil balandlikda */
  box-sizing: border-box;
  appearance: none; /* select uchun brauzer farqlarini kamaytiradi */
  background-color: #fff;
}