/* ===== 172号卡后台样式 ===== */
:root {
  --a-ink: #171a20;
  --a-soft: #5b6068;
  --a-line: #e2e0da;
  --a-bg: #f4f2ed;
  --a-white: #fff;
  --a-blue: #2852d5;
  --a-red: #c0392b;
  --a-green: #1f8a4c;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  font-size: 14px;
  color: var(--a-ink);
  background: var(--a-bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--a-blue); text-decoration: none; }
a:hover { text-decoration: underline; }
code { padding: 1px 5px; background: #ecebe6; border-radius: 3px; font-size: 12.5px; }

/* ---------- 登录 ---------- */
.adm-login-body {
  display: grid;
  min-height: 100vh;
  place-items: center;
  background: #171a20;
}

.adm-login {
  width: min(380px, calc(100vw - 40px));
  padding: 38px 34px 30px;
  background: var(--a-white);
  border-radius: 10px;
  box-shadow: 0 30px 70px rgba(0, 0, 0, .35);
}

.adm-login h1 { margin: 0 0 6px; font-size: 22px; }
.adm-sub { margin: 0 0 24px; font-size: 12.5px; color: var(--a-soft); }

.adm-login label {
  display: block;
  margin-bottom: 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--a-soft);
}

.adm-login input,
.adm-field input[type="text"],
.adm-field input[type="password"],
.adm-field input[type="url"],
.adm-field textarea,
.adm-field select {
  display: block;
  width: 100%;
  margin-top: 7px;
  padding: 10px 12px;
  font-size: 14px;
  font-family: inherit;
  color: var(--a-ink);
  background: #fbfaf7;
  border: 1px solid var(--a-line);
  border-radius: 5px;
  outline: none;
}

.adm-login input:focus,
.adm-field input:focus,
.adm-field textarea:focus,
.adm-field select:focus {
  border-color: var(--a-blue);
  background: #fff;
}

.adm-login .adm-btn { width: 100%; margin-top: 6px; }
.adm-foot { margin: 18px 0 0; font-size: 11.5px; line-height: 1.7; color: #9aa0a8; text-align: center; }

/* ---------- 顶栏 ---------- */
.adm-top {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  padding: 0 26px;
  height: 58px;
  color: #fff;
  background: #171a20;
}

.adm-brand { font-size: 15px; font-weight: 800; color: #fff; letter-spacing: .02em; }
.adm-brand:hover { text-decoration: none; }

.adm-nav { display: flex; flex-wrap: wrap; gap: 4px; align-items: center; }

.adm-nav a {
  padding: 7px 13px;
  font-size: 13.5px;
  color: rgba(255, 255, 255, .72);
  border-radius: 4px;
}

.adm-nav a:hover { color: #fff; background: rgba(255, 255, 255, .1); text-decoration: none; }
.adm-nav a.is-cur { color: #171a20; background: #b9f06a; font-weight: 700; }
.adm-nav a.adm-logout { color: rgba(255, 255, 255, .55); }

/* ---------- 主体 ---------- */
.adm-main {
  width: min(1080px, calc(100% - 40px));
  margin: 26px auto 70px;
}

.adm-head {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.adm-head h1 { margin: 0; font-size: 22px; }

.adm-card {
  padding: 22px 24px 24px;
  margin-bottom: 20px;
  background: var(--a-white);
  border: 1px solid var(--a-line);
  border-radius: 8px;
}

.adm-card h2 { margin: 0 0 16px; font-size: 15px; font-weight: 800; }
.adm-empty { margin: 0; padding: 18px 0; color: var(--a-soft); }

/* ---------- 统计 ---------- */
.adm-stats {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 20px;
}

.adm-stat {
  padding: 18px 20px;
  background: var(--a-white);
  border: 1px solid var(--a-line);
  border-radius: 8px;
}

.adm-stat span { display: block; font-size: 12.5px; color: var(--a-soft); }
.adm-stat strong { display: block; margin-top: 6px; font-size: 30px; font-weight: 800; line-height: 1; }

/* ---------- 按钮 ---------- */
.adm-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  font-size: 13.5px;
  font-weight: 600;
  font-family: inherit;
  color: var(--a-ink);
  background: #f0eee9;
  border: 1px solid var(--a-line);
  border-radius: 5px;
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease;
}

.adm-btn:hover { background: #e7e5df; text-decoration: none; }

.adm-btn-primary {
  color: #fff;
  background: var(--a-ink);
  border-color: var(--a-ink);
}

.adm-btn-primary:hover { background: #000; }

.adm-btn-danger { color: var(--a-red); border-color: #e5c3be; background: #fdf4f3; }
.adm-btn-danger:hover { background: #f9e7e5; }

.adm-btn-sm { padding: 5px 10px; font-size: 12.5px; }

.adm-links { display: flex; flex-wrap: wrap; gap: 10px; }

/* ---------- 表格 ---------- */
.adm-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.adm-table th,
.adm-table td {
  padding: 11px 10px;
  text-align: left;
  border-bottom: 1px solid var(--a-line);
  vertical-align: middle;
}
.adm-table th { font-size: 12.5px; font-weight: 700; color: var(--a-soft); background: #faf9f6; }
.adm-table tr:last-child td { border-bottom: 0; }
.adm-table td.adm-col-act { text-align: right; white-space: nowrap; }
.adm-table td.adm-col-act a { margin-left: 10px; font-size: 13px; }
.adm-mono { font-variant-numeric: tabular-nums; color: var(--a-soft); }

.adm-tag {
  display: inline-block;
  padding: 2px 8px;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--a-soft);
  background: #eceae4;
  border-radius: 3px;
}

.adm-tag-ok { color: var(--a-green); background: #e6f5ec; }

/* ---------- 表单 ---------- */
.adm-field { margin-bottom: 18px; }
.adm-field > label { display: block; font-size: 13px; font-weight: 700; color: #3a3e45; }
.adm-field .adm-hint { margin: 6px 0 0; font-size: 12px; color: #8d939b; }
.adm-field textarea { min-height: 300px; line-height: 1.85; resize: vertical; font-size: 14px; }
.adm-field textarea.adm-ta-short { min-height: 88px; }

.adm-editor-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 6px 0 8px;
}

.adm-editor-bar .adm-hint { margin: 0; }

.adm-row { display: grid; gap: 16px; grid-template-columns: 1fr 1fr; }

.adm-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  padding-top: 6px;
}

/* ---------- 提示 ---------- */
.adm-alert {
  margin: 0 0 18px;
  padding: 12px 16px;
  font-size: 13.5px;
  border-radius: 5px;
  border: 1px solid transparent;
}

.adm-alert-ok { color: #166534; background: #eafaf0; border-color: #bfe6cf; }
.adm-alert-bad { color: #a02a1f; background: #fdf1ef; border-color: #f3cdc6; }

/* ---------- 上传 ---------- */
.adm-upload {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.adm-upload-preview {
  display: grid;
  width: 120px;
  height: 76px;
  overflow: hidden;
  place-items: center;
  background: #f0eee9;
  border: 1px dashed #cfccc4;
  border-radius: 5px;
  font-size: 11.5px;
  color: #9aa0a8;
}

.adm-upload-preview img { width: 100%; height: 100%; object-fit: cover; }

.adm-media-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
}

.adm-media-item {
  padding: 8px;
  background: #faf9f6;
  border: 1px solid var(--a-line);
  border-radius: 6px;
}

.adm-media-item img {
  display: block;
  width: 100%;
  height: 92px;
  object-fit: cover;
  border-radius: 4px;
  background: #eceae4;
}

.adm-media-item .adm-media-meta {
  margin-top: 6px;
  font-size: 11px;
  color: var(--a-soft);
  word-break: break-all;
  line-height: 1.5;
}

.adm-media-item .adm-media-act { display: flex; gap: 8px; margin-top: 6px; font-size: 11.5px; }

/* ---------- 响应式 ---------- */
@media (max-width: 760px) {
  .adm-top { height: auto; padding: 12px 16px; }
  .adm-main { width: calc(100% - 24px); margin-top: 18px; }
  .adm-stats { grid-template-columns: 1fr; }
  .adm-row { grid-template-columns: 1fr; }
  .adm-table { font-size: 12.5px; }
  .adm-table th:nth-child(3),
  .adm-table td:nth-child(3) { display: none; }
}