* { box-sizing: border-box; }
body { font-family: system-ui, -apple-system, "Microsoft JhengHei", "Noto Sans TC", sans-serif; margin: 0; background: #f4f6f5; color: #1d2b24; }
header { background: #1f6f4a; color: #fff; padding: 16px 24px; }
header h1 { margin: 0; font-size: 20px; }
header p { margin: 4px 0 0; opacity: .85; font-size: 14px; }
main { max-width: 1100px; margin: 0 auto; padding: 20px; }
.card { background: #fff; border-radius: 8px; padding: 16px 20px; margin-bottom: 16px; box-shadow: 0 1px 3px rgba(0,0,0,.08); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; }
label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 4px; }
label .req { color: #c0392b; }
input, select, textarea { width: 100%; padding: 8px; border: 1px solid #c9d3cd; border-radius: 6px; font: inherit; }
textarea { min-height: 64px; resize: vertical; }
.item { border: 1px solid #dfe6e1; border-radius: 8px; padding: 12px; margin-bottom: 12px; }
.item-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.custom { margin-top: 12px; padding: 12px; background: #fff8e6; border-radius: 6px; }
.hidden { display: none !important; }
button { padding: 8px 16px; border: 0; border-radius: 6px; font: inherit; cursor: pointer; background: #1f6f4a; color: #fff; }
button.secondary { background: #e3ebe6; color: #1d2b24; }
button.danger { background: #fbe4e1; color: #a5281b; }
button:disabled { opacity: .5; cursor: not-allowed; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; }
.errors { background: #fdecea; color: #a5281b; padding: 12px; border-radius: 6px; }
.errors ul { margin: 4px 0 0; padding-left: 20px; }
.ok { background: #e6f4ec; color: #1f6f4a; padding: 12px; border-radius: 6px; }
.tier-info { font-size: 13px; color: #4b5d53; margin-top: 4px; }
.invalid { border-color: #c0392b; background: #fff6f5; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { border-bottom: 1px solid #e3ebe6; padding: 6px 8px; text-align: left; vertical-align: top; }
th { background: #eef3f0; position: sticky; top: 0; }
.table-wrap { overflow: auto; max-height: 70vh; }
.summary { font-size: 14px; color: #4b5d53; }
.mt { margin-top: 12px; }
.tier-card { border-left: 3px solid #1f6f4a; padding: 4px 12px; margin: 8px 0; } .tier-info ul, .tier-card ul { margin: 4px 0; padding-left: 20px; }