* { box-sizing: border-box; }
body { margin: 0; font-family: "Segoe UI", "PingFang TC", "Microsoft JhengHei", sans-serif; color: #222; background: #f6f6f6; }
a { color: inherit; text-decoration: none; }
.navbar { background: linear-gradient(90deg, rgba(202, 237, 115, 1) -50%, rgba(58, 210, 91, 1) 100%); box-shadow: 1px 1px 8px #666; position: fixed; z-index: 999; width: 100%; top: 0; left: 0; min-height: 58px; }
.container-fluid { width: min(1180px, calc(100% - 24px)); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 58px; padding: 8px 0; }
.navbar-header { display: flex; align-items: center; gap: 12px; }
.navbar-brand img { max-height: 34px; display: block; }
.navbar-toggler { border: 0; background: transparent; padding: 8px; display: none; }
.navbar-toggler-icon { display: inline-block; width: 20px; height: 2px; background: #1b1b1b; box-shadow: 0 6px 0 #1b1b1b, 0 -6px 0 #1b1b1b; }
.collapse.navbar-collapse { display: flex; align-items: center; }
.navbar-nav { list-style: none; display: flex; align-items: center; gap: 20px; margin: 0; padding: 0; }
.nav-link { font-size: 15px; color: #143515; font-weight: 600; }
.nav-link.active { text-decoration: underline; }
.nav-button { border: 0; background: transparent; cursor: pointer; padding: 0; font: inherit; }
.page-shell { width: min(1180px, calc(100% - 24px)); margin: 0 auto; padding: 92px 0 40px; }
.grid { display: grid; gap: 20px; }
.two-up { grid-template-columns: 1.5fr 1fr; }
.three-up { grid-template-columns: repeat(3, 1fr); }
.card { background: #fff; border: 1px solid #ddd; border-radius: 12px; box-shadow: 0 2px 8px rgba(0,0,0,0.05); padding: 24px; margin-bottom: 20px; }
.narrow-card { max-width: 540px; margin: 0 auto 20px; }
.headline, .section-title { margin-top: 0; margin-bottom: 18px; font-size: 26px; }
.guide-list, .simple-list { margin: 0; padding-left: 20px; line-height: 1.9; }
.simple-list { padding-left: 18px; }
.summary-row { margin-top: 20px; padding: 18px; border-radius: 12px; background: #f7fbff; border: 1px solid #d8e9ff; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.summary-row.tight { padding: 16px; }
.summary-row strong { font-size: 22px; }
.summary-sub, .meta-line, .hint, .body-copy { color: #666; font-size: 14px; line-height: 1.7; }
.accordion { display: grid; gap: 14px; }
.accordion-item { overflow: hidden; border: 1px solid #ddd; border-radius: 12px; background: #fff; }
.accordion-button { list-style: none; width: 100%; background: #f3f3f3; text-align: left; padding: 16px 18px; font-size: 18px; font-weight: 700; cursor: pointer; }
.accordion-button::-webkit-details-marker { display: none; }
.accordion-body { padding: 18px; }
.table-responsive { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { border: 1px solid #d9d9d9; padding: 12px 10px; text-align: left; vertical-align: middle; }
.table th { background: #fafafa; }
.table-empty td { color: #888; background: #f8f8f8; }
.gray-row { background: #efefef; }
.btn-primary, .btn-secondary { display: inline-block; border: 0; border-radius: 8px; padding: 10px 18px; font-size: 15px; cursor: pointer; }
.btn-primary { background: #0d6efd; color: #fff; }
.btn-secondary { background: #f2f2f2; color: #222; }
.btn-secondary[disabled] { opacity: 0.5; cursor: not-allowed; }
.inline-form { display: inline; margin: 0; }
.form-stack { display: grid; gap: 14px; }
.form-stack label { display: grid; gap: 6px; }
.text-input { width: 100%; padding: 10px 12px; border: 1px solid #ccc; border-radius: 8px; font: inherit; }
.checkbox-line { display: flex !important; align-items: center; gap: 8px; }
.flash { border-radius: 10px; padding: 14px 16px; margin-bottom: 20px; }
.flash-success { background: #e8f7eb; color: #1b6a2f; border: 1px solid #bfe3c6; }
.flash-error { background: #fff0f0; color: #8b1e1e; border: 1px solid #f1c2c2; }
.badge { display: inline-block; padding: 6px 10px; border-radius: 999px; font-size: 13px; }
.badge.muted { background: #e9e9e9; color: #666; }
.reward-item { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 0; border-bottom: 1px solid #ececec; }
.reward-item:last-child { border-bottom: 0; }
.button-row { display: flex; gap: 12px; margin: 14px 0 0; }
.admin-header { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.tab-row { display: flex; flex-wrap: wrap; gap: 10px; }
.tab-link { padding: 8px 12px; border-radius: 999px; background: #f2f2f2; }
.tab-link.active { background: #0d6efd; color: #fff; }
.metric-card { text-align: center; }
.metric-card span { display: block; color: #666; margin-bottom: 10px; }
.metric-card strong { font-size: 28px; }
.service-info-block { display: grid; gap: 10px; line-height: 1.8; }
@media (max-width: 920px) { .two-up, .three-up { grid-template-columns: 1fr; } }
@media (max-width: 768px) {
  .container-fluid, .page-shell { width: calc(100% - 20px); }
  .navbar-toggler { display: inline-block; }
  .collapse.navbar-collapse { display: none; position: absolute; top: 58px; left: 0; width: 100%; background: #f6fff0; border-top: 1px solid rgba(0,0,0,0.1); padding: 12px 10px; }
  .collapse.navbar-collapse.open { display: block; }
  .navbar-nav { flex-direction: column; align-items: flex-start; }
  .summary-row, .reward-item, .admin-header { flex-direction: column; align-items: flex-start; }
}