:root {
  --green: #28a745;
  --text: #333;
  --muted: #6b7280;
  --border: #e6eee6;
  --rowhi: #f3fff7;
}

* {
  box-sizing: border-box;
}

body {
  font-family: Inter, Segoe UI, Arial, sans-serif;
  background: #fff;
  color: var(--text);
  margin: 0;
}

.hidden { display: none !important; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 16px;
}

.header {
  position: sticky;
  top: 0;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  z-index: 10;
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
}

.logo {
  height: 40px;
}

.nav {
  display: flex;
  gap: 18px;
  align-items: center;
}

.nav-link {
  position: relative;
  text-decoration: none;
  color: var(--text);
  padding: 10px 6px;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 6px;
  height: 2px;
  background: transparent;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease, background 0.2s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  background: var(--green);
  transform: scaleX(1);
}

.userbox {
  display: flex;
  align-items: center;
  gap: 8px;
}

.user-label {
  font-size: 13px;
  color: var(--muted);
}

.btn {
  background: var(--green);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 8px 12px;
  cursor: pointer;
}

.btn.small {
  padding: 6px 10px;
  border-radius: 6px;
}

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
  margin: 12px 0;
}

.field {
  margin: 10px 0;
}

.field label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  color: #333;
}

.field input {
  width: 100%;
  padding: 9px;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

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

.table th,
.table td {
  padding: 8px;
  border-bottom: 1px solid #eee;
  text-align: center;
}

.table-green th {
  background: #ecf9f0;
  border-bottom: 1px solid var(--green);
}

.table-green tr.highlight {
  background: var(--rowhi);
}

.footer {
  padding: 16px 0;
  border-top: 1px solid var(--border);
  color: #666;
  font-size: 13px;
  text-align: center;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  padding: 8px;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  background: #111;
  color: #fff;
  padding: 10px 14px;
  border-radius: 8px;
  opacity: 0.95;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  z-index: 2000;
}

.summary-grid {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 16px;
  align-items: center;
}

.circle {
  width: 140px;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.circle-wrap {
  text-align: center;
}

.circle-label {
  font-size: 12px;
  color: #666;
  margin-top: 6px;
}

.manager-top-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items: start;
}

@media (max-width: 900px) {
  .nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 10px 16px;
    flex-direction: column;
    gap: 8px;
  }
  .nav.show { display: flex; }
  .hamburger { display: flex; }
  .grid-2 { grid-template-columns: 1fr; }
  .manager-top-grid { grid-template-columns: 1fr; }
}