:root {
  --primary-color: #ffd700;
  --secondary-color: #ff8c00;
  --background-color: #fafafa;
  --surface-color: #ffffff;
  --text-primary: #1a1a1a;
  --text-secondary: #5f6368;
  --border-color: #e0e0e0;
  --success-color: #0f9d58;
  --danger-color: #db4437;
  --radius: 12px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--background-color);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

header {
  background-color: var(--surface-color);
  padding: 1rem 2rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}

.brand h1 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand h1::before {
  content: '🍌';
}

.user-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  font-size: 0.95rem;
}

.btn-primary {
  background-color: var(--primary-color);
  color: #000;
}
.btn-primary:hover {
  background-color: #e6c200;
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: #f1f3f4;
  color: var(--text-primary);
}
.btn-secondary:hover {
  background-color: #e8eaed;
}

.btn-danger {
  background-color: var(--danger-color);
  color: white;
}

.btn-success {
  background-color: var(--success-color);
  color: white;
}

main {
  max-width: 1000px;
  margin: 2rem auto;
  padding: 0 1rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.form-control {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  font-size: 1rem;
  transition: border-color 0.2s ease;
  background-color: #f9f9f9;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  background-color: var(--surface-color);
  box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.2);
}

/* Cards */
.card {
  background-color: var(--surface-color);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.5rem;
  transition: box-shadow 0.2s ease;
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-xs { background: #e3f2fd; color: #1976d2; }
.badge-s { background: #e8f5e9; color: #388e3c; }
.badge-m { background: #fff3e0; color: #f57c00; }
.badge-l { background: #fce4ec; color: #c2185b; }
.badge-xl { background: #ede7f6; color: #512da8; }
.badge-status { background: #f1f3f4; color: var(--text-secondary); }
.badge-status-offered { background: #fff8e1; color: #ff8f00; }
.badge-status-assigned { background: #e3f2fd; color: #1565c0; }
.badge-status-submitted { background: #e8f5e9; color: #2e7d32; }

/* Tally Table */
.table {
  width: 100%;
  border-collapse: collapse;
}

.table th, .table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.table th {
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
}

.login-card {
  width: 100%;
  max-width: 400px;
  text-align: center;
}

.login-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}