:root {
  --admin-green: #0d7a4e;
  --admin-bg: #eef4f1;
  --admin-side: #1a2e28;
  --admin-sidebar-w: 220px;
  --admin-topbar-h: 56px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: "Segoe UI", "PingFang SC", sans-serif; background: var(--admin-bg); color: #1a2e28; }
.admin-body {
  min-height: 100vh;
  background: var(--admin-bg);
}
.admin-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 300;
  width: var(--admin-sidebar-w);
  background: var(--admin-side);
  color: #c8ddd4;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.sidebar-brand {
  flex-shrink: 0;
  padding: 20px 16px;
  font-weight: 700;
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding-bottom: 16px;
  position: relative;
  z-index: 2;
}
.sidebar-nav::-webkit-scrollbar {
  width: 6px;
}
.sidebar-nav::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 3px;
}
.sidebar-nav a {
  display: block;
  padding: 12px 16px;
  color: #c8ddd4;
  text-decoration: none;
  font-size: 14px;
  position: relative;
  z-index: 1;
  cursor: pointer;
}
.sidebar-nav a:hover,
.sidebar-nav a.active { background: rgba(255,255,255,.1); color: #fff; }
.nav-group {
  padding: 18px 16px 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  opacity: .55;
  color: #9eb8ae;
}
.nav-group:first-of-type {
  padding-top: 12px;
}
.admin-main {
  margin-left: var(--admin-sidebar-w);
  min-height: 100vh;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.admin-topbar {
  position: sticky;
  top: 0;
  z-index: 200;
  flex-shrink: 0;
  min-height: var(--admin-topbar-h);
  background: #fff;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
}
.admin-content {
  padding: 24px;
  flex: 1;
  min-width: 0;
}
.admin-table {
  width: 100%;
  background: #fff;
  border-collapse: collapse;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,.05);
}
.admin-table th,
.admin-table td { padding: 12px; text-align: left; border-bottom: 1px solid #e8eee9; font-size: 14px; }
.admin-table th { background: #f7faf8; }
.admin-table .col-check {
  width: 44px;
  text-align: center;
  vertical-align: middle;
}
.admin-table input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin: 0;
  cursor: pointer;
  vertical-align: middle;
  accent-color: var(--admin-green);
  position: relative;
  z-index: 1;
}
.btn {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 6px;
  border: 1px solid #ccc;
  background: #fff;
  cursor: pointer;
  text-decoration: none;
  color: #333;
  font-size: 14px;
}
.btn-primary { background: var(--admin-green); color: #fff; border-color: var(--admin-green); }
.btn-danger { background: #c0392b; color: #fff; border-color: #c0392b; }
.toolbar { margin-bottom: 16px; display: flex; gap: 8px; flex-wrap: wrap; }
.filter-bar { margin-bottom: 16px; display: flex; gap: 8px; flex-wrap: wrap; }
.filter-bar input,
.filter-bar select,
.admin-form input,
.admin-form select,
.admin-form textarea {
  padding: 8px 12px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 14px;
}
.form-group { margin-bottom: 16px; }
.form-group > label { display: block; margin-bottom: 6px; font-weight: 600; }
.form-group > input:not([type="checkbox"]):not([type="radio"]),
.form-group > select,
.form-group > textarea,
.form-control {
  width: 100%;
  box-sizing: border-box;
}
.form-control {
  padding: 8px 12px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 14px;
}
.admin-form .form-group { margin-bottom: 16px; }
.admin-form label { display: block; margin-bottom: 6px; font-weight: 600; }
.admin-form textarea { width: 100%; min-height: 280px; font-family: inherit; }
.admin-form textarea.textarea-compact {
  min-height: auto;
  height: 56px;
  max-height: 80px;
  resize: vertical;
}
.alert { padding: 12px 16px; border-radius: 6px; margin-bottom: 16px; }
.alert-error { background: #fdecea; color: #c0392b; }
.alert-success { background: #e8f5ee; color: var(--admin-green); }
/* —— 管理登录页 —— */
.login-page {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 20px;
  background: linear-gradient(145deg, #044d30 0%, #0a6b45 42%, #0d7a4e 100%);
  overflow: hidden;
}
.login-page-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 60% at 10% 0%, rgba(255, 255, 255, 0.12), transparent 55%),
    radial-gradient(ellipse 70% 50% at 90% 100%, rgba(0, 0, 0, 0.15), transparent 50%);
}
.login-shell {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 440px;
}
.login-card {
  background: #fff;
  padding: 48px 44px 40px;
  border-radius: 20px;
  width: 100%;
  box-shadow:
    0 4px 6px rgba(0, 0, 0, 0.04),
    0 24px 48px rgba(0, 0, 0, 0.18),
    0 0 0 1px rgba(255, 255, 255, 0.08) inset;
}
.login-brand {
  text-align: center;
  margin-bottom: 36px;
}
.login-logo {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 18px;
  background: linear-gradient(145deg, #0d7a4e, #0a5f3d);
  color: #fff;
  font-size: 28px;
  font-weight: 800;
  line-height: 64px;
  letter-spacing: -0.02em;
  box-shadow: 0 8px 24px rgba(13, 122, 78, 0.35);
}
.login-title {
  font-size: 26px;
  font-weight: 700;
  color: var(--admin-green);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}
.login-subtitle {
  font-size: 15px;
  color: #6b7c75;
  margin: 0;
  font-weight: 400;
}
.login-alert {
  margin-bottom: 24px;
  padding: 14px 16px;
  border-radius: 10px;
  font-size: 14px;
  line-height: 1.5;
}
.login-form .form-group {
  margin-bottom: 22px;
}
.login-form .form-group > label {
  display: block;
  margin-bottom: 10px;
  font-size: 14px;
  font-weight: 600;
  color: #3d4f48;
}
.login-form input:not([type="checkbox"]) {
  width: 100%;
  box-sizing: border-box;
  padding: 13px 16px;
  font-size: 15px;
  line-height: 1.4;
  border: 1px solid #d8e4de;
  border-radius: 10px;
  background: #fafcfb;
  color: #1a2e28;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.login-form input::placeholder {
  color: #9aada4;
}
.login-form input:hover {
  border-color: #b8cfc4;
}
.login-form input:focus {
  outline: none;
  border-color: var(--admin-green);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(13, 122, 78, 0.14);
}
.login-captcha-group {
  margin-bottom: 28px;
}
.login-captcha-row {
  display: flex;
  align-items: stretch;
  gap: 12px;
}
.login-captcha-q {
  flex: 0 0 auto;
  min-width: 108px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  font-size: 17px;
  font-weight: 700;
  color: var(--admin-green);
  background: #eef6f1;
  border: 1px solid #cfe0d6;
  border-radius: 10px;
  letter-spacing: 0.04em;
  user-select: none;
}
.login-captcha-row input {
  flex: 1;
  min-width: 0;
}
.login-submit {
  width: 100%;
  margin-top: 4px;
  padding: 15px 20px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.12em;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
  box-shadow: 0 4px 14px rgba(13, 122, 78, 0.35);
}
.login-submit:hover {
  filter: brightness(1.05);
  box-shadow: 0 6px 18px rgba(13, 122, 78, 0.4);
}
.login-submit:active {
  transform: translateY(1px);
}
.login-foot {
  margin: 28px 0 0;
  padding-top: 24px;
  border-top: 1px solid #eef2f0;
  text-align: center;
  font-size: 12px;
  color: #9aa8a2;
  line-height: 1.6;
}
@media (max-width: 480px) {
  .login-page {
    padding: 20px 16px;
    align-items: flex-start;
    padding-top: max(20px, env(safe-area-inset-top));
  }
  .login-card {
    padding: 36px 24px 32px;
    border-radius: 16px;
  }
  .login-brand {
    margin-bottom: 28px;
  }
  .login-logo {
    width: 56px;
    height: 56px;
    line-height: 56px;
    font-size: 24px;
    margin-bottom: 16px;
  }
  .login-title {
    font-size: 22px;
  }
  .login-captcha-row {
    flex-direction: column;
  }
  .login-captcha-q {
    min-width: 0;
    padding: 12px 16px;
  }
}

.admin-panel-box {
  background: #fff;
  padding: 16px 20px;
  margin-bottom: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,.05);
}
.admin-panel-box h3 { font-size: 16px; margin-bottom: 12px; }
.admin-add-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.admin-inline-form {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.admin-inline-form input[type="password"] {
  min-width: 160px;
}
.form-hint { font-size: 13px; color: #666; margin-top: 10px; }
.badge-self {
  font-size: 11px;
  background: #e8f5ee;
  color: var(--admin-green);
  padding: 2px 6px;
  border-radius: 4px;
}
.cat-add-form {
  background: #fff;
  padding: 20px;
  margin-bottom: 20px;
  border-radius: 8px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px 16px;
  align-items: end;
  max-width: 900px;
}
.cat-add-form .form-group { margin-bottom: 0; }
.cat-add-form > .btn-primary { grid-column: 1 / -1; justify-self: start; }

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
.admin-action-form { display: inline; margin: 0; }
.btn-sm {
  padding: 5px 10px;
  font-size: 13px;
}
.admin-role-form { display: inline; }
.admin-role-form select {
  padding: 4px 8px;
  font-size: 13px;
}
.form-hint {
  font-size: 12px;
  color: #666;
  margin-top: 6px;
  line-height: 1.5;
}
.athlete-check-list {
  max-height: 200px;
  overflow-y: auto;
  border: 1px solid #dce8e2;
  border-radius: 6px;
  padding: 8px 12px;
  background: #fafcfb;
}
.athlete-check-item {
  display: block;
  font-size: 13px;
  padding: 4px 0;
  cursor: pointer;
}
.athlete-check-item input { margin-right: 8px; }

.admin-thumb {
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: 4px;
  background: #f0f4f2;
}
.admin-entity-preview {
  max-width: 120px;
  max-height: 120px;
  object-fit: contain;
  border-radius: 8px;
  background: #f0f4f2;
  padding: 4px;
}
.admin-form-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 16px;
}
@media (max-width: 720px) {
  .admin-form-grid-2 { grid-template-columns: 1fr; }
}
.admin-entity-form-wide { max-width: 720px; }
.admin-entity-form {
  max-width: 640px;
  background: #fff;
  padding: 24px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,.05);
}
.admin-entity-form textarea.form-control {
  min-height: auto;
}
.form-actions {
  margin-top: 8px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.badge-remote {
  display: inline-block;
  margin-top: 4px;
  font-size: 10px;
  line-height: 1;
  padding: 2px 5px;
  border-radius: 4px;
  background: #fff3e0;
  color: #e65100;
  vertical-align: middle;
}
.admin-table td .admin-thumb {
  display: block;
}

.pagination {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.pagination a,
.pagination .current {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 14px;
  text-decoration: none;
}
.pagination a {
  background: #fff;
  color: var(--admin-green);
  border: 1px solid #c5d9cf;
}
.pagination a:hover {
  background: #f0f7f3;
}
.pagination .current {
  background: var(--admin-green);
  color: #fff;
  font-weight: 600;
}

.admin-filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 12px 16px;
  margin-bottom: 16px;
  padding: 14px 16px;
  background: #fff;
  border-radius: 8px;
  border: 1px solid #d8e6de;
}
.admin-filter-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 160px;
}
.admin-filter-item label {
  font-size: 12px;
  color: #5a6f66;
  font-weight: 600;
}
.admin-filter-item .form-control {
  min-width: 180px;
  padding: 8px 10px;
  border: 1px solid #c5d9cf;
  border-radius: 6px;
  font-size: 14px;
}

.admin-pagination {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  margin-top: 16px;
  padding: 12px 14px;
  background: #fff;
  border-radius: 8px;
  border: 1px solid #d8e6de;
}
.admin-pagination-btn,
.admin-pagination-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 34px;
  padding: 0 10px;
  border-radius: 6px;
  font-size: 13px;
  text-decoration: none;
  border: 1px solid #c5d9cf;
  background: #fff;
  color: var(--admin-green);
}
.admin-pagination-btn.is-disabled {
  opacity: 0.45;
  cursor: not-allowed;
  color: #888;
}
.admin-pagination-num.is-current {
  background: var(--admin-green);
  border-color: var(--admin-green);
  color: #fff;
  font-weight: 600;
}
.admin-pagination-ellipsis {
  padding: 0 4px;
  color: #888;
}
.admin-pagination-meta {
  font-size: 13px;
  color: #5a6f66;
  margin-left: 4px;
}
.admin-pagination-jump {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  font-size: 13px;
}
.admin-pagination-jump input[type="number"] {
  width: 64px;
  padding: 6px 8px;
  border: 1px solid #c5d9cf;
  border-radius: 6px;
}