* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: sans-serif; background: #f5f5f5; color: #333; }
.hidden { display: none !important; }
.login-box { max-width: 400px; margin: 100px auto; background: #fff; padding: 40px; border-radius: 12px; text-align: center; box-shadow: 0 2px 12px rgba(0,0,0,0.1); }
.login-box h1 { font-size: 22px; margin-bottom: 8px; }
.login-box p { color: #666; margin-bottom: 24px; }
#login-btn { background: #4285f4; color: #fff; border: none; padding: 12px 24px; border-radius: 6px; font-size: 16px; cursor: pointer; }
header { background: #fff; padding: 16px 24px; display: flex; justify-content: space-between; align-items: center; box-shadow: 0 1px 4px rgba(0,0,0,0.1); }
header h1 { font-size: 18px; }
#user-info { display: flex; align-items: center; gap: 12px; font-size: 13px; color: #666; }
#user-info button { background: #eee; border: none; padding: 6px 12px; border-radius: 4px; cursor: pointer; }
main { max-width: 1100px; margin: 24px auto; padding: 0 16px; }
.controls { background: #fff; padding: 20px; border-radius: 8px; display: flex; flex-wrap: wrap; gap: 16px; align-items: flex-end; margin-bottom: 20px; box-shadow: 0 1px 4px rgba(0,0,0,0.08); }
.control-group { display: flex; flex-direction: column; gap: 4px; }
.control-group label { font-size: 12px; color: #666; }
.control-group select, .control-group input { padding: 8px; border: 1px solid #ddd; border-radius: 4px; font-size: 14px; }
.btn { border: none; padding: 8px 20px; border-radius: 4px; cursor: pointer; font-size: 14px; height: 36px; }
.btn-primary { background: #4285f4; color: #fff; }
.btn-green { background: #34a853; color: #fff; }
table { width: 100%; background: #fff; border-collapse: collapse; border-radius: 8px; overflow: hidden; box-shadow: 0 1px 4px rgba(0,0,0,0.08); }
th { background: #4285f4; color: #fff; padding: 10px 12px; text-align: left; font-size: 13px; }
td { padding: 9px 12px; border-bottom: 1px solid #eee; font-size: 13px; }
tr:hover td { background: #f9f9f9; }
.holiday-row td { background: #fff8e1; }
.holiday-row:hover td { background: #fff3cd; }
.badge-holiday { background: #ff9800; color: #fff; padding: 2px 8px; border-radius: 10px; font-size: 11px; }
.badge-work { background: #4285f4; color: #fff; padding: 2px 8px; border-radius: 10px; font-size: 11px; }
#loading { text-align: center; padding: 40px; color: #666; }
#error-msg { background: #fee; color: #c00; padding: 12px; border-radius: 4px; margin-bottom: 16px; }
.no-data { text-align: center; padding: 40px; color: #999; }