* { box-sizing: border-box; }
:root {
  --primary: #3b6df0;
  --primary-d: #2f59cc;
  --green: #18a058;
  --red: #d03050;
  --orange: #f0a020;
  --bg: #f4f6fa;
  --border: #e3e7ef;
  --text: #1f2733;
  --muted: #8a93a6;
}
body {
  margin: 0;
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.6;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { margin: 0 0 12px; }
code { background: #eef1f7; padding: 1px 6px; border-radius: 5px; font-size: 13px; }

.wrap { max-width: 920px; margin: 0 auto; padding: 0 14px; }
.container { padding-top: 18px; padding-bottom: 40px; }
.bare-main { max-width: 460px; margin: 0 auto; padding: 24px 14px; }

/* 顶栏 */
.topbar { background: #fff; border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 20; }
.nav { display: flex; align-items: center; gap: 18px; height: 56px; }
.brand { font-weight: 700; font-size: 17px; color: var(--text); white-space: nowrap; }
.brand:hover { text-decoration: none; }
.menu { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-left: auto; }
.menu a { color: #444b59; font-size: 14px; }
.hello { color: var(--muted); font-size: 13px; }
.nav-toggle { display: none; margin-left: auto; border: 1px solid var(--border); background: #fff; border-radius: 7px; padding: 5px 12px; }

/* 卡片 */
.card {
  background: #fff; border: 1px solid var(--border); border-radius: 14px;
  padding: 20px; margin-bottom: 16px; box-shadow: 0 1px 3px rgba(30, 50, 90, .04);
}
.narrow { max-width: 460px; margin: 30px auto; }
.auth-card { max-width: 400px; margin: 48px auto; }
.section-title { font-size: 16px; margin: 22px 0 10px; }
.center { text-align: center; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.mt { margin-top: 12px; }
.empty { padding: 34px 16px; }

/* 表单 */
.form label { display: block; margin-bottom: 14px; font-size: 14px; color: #3a4252; }
.form input[type=text], .form input[type=password], .form input[type=number],
.form input[type=url], .form textarea, .form input[type=file], .inline-form input {
  width: 100%; margin-top: 6px; padding: 10px 12px; border: 1px solid var(--border);
  border-radius: 9px; font-size: 15px; font-family: inherit; background: #fff; color: var(--text);
}
.form textarea { resize: vertical; }
.form input:focus, .form textarea:focus, .inline-form input:focus {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(59,109,240,.12);
}
.field-block { margin-bottom: 14px; }
.field-label { font-size: 14px; color: #3a4252; margin-bottom: 6px; }
.radios { display: flex; gap: 18px; flex-wrap: wrap; }
.radio, .check { display: flex !important; align-items: center; gap: 8px; font-weight: normal !important; }
.radio input, .check input { width: auto !important; margin: 0 !important; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-actions { display: flex; gap: 12px; align-items: center; margin-top: 6px; }

.inline-form { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
.inline-form label { margin: 0; }
.inline-form .grow { flex: 1; min-width: 220px; }
.input-sm { width: 110px !important; display: inline-block !important; margin: 0 6px; }

/* 按钮 */
.btn, button.btn {
  display: inline-block; border: 1px solid var(--border); background: #fff; color: var(--text);
  padding: 9px 18px; border-radius: 9px; font-size: 14px; cursor: pointer; line-height: 1.2;
  font-family: inherit; white-space: nowrap;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-d); }
.btn-success { background: var(--green); border-color: var(--green); color: #fff; }
.btn-danger { background: #fff; border-color: var(--red); color: var(--red); }
.btn-warn { background: #fff; border-color: var(--orange); color: var(--orange); }
.btn-outline { background: #fff; color: var(--primary); border-color: #b9c9f5; }
.btn-link { background: none; border: none; color: var(--primary); padding: 0; cursor: pointer; font-size: 14px; }
.btn-block { width: 100%; }
.btn-sm { padding: 6px 12px; font-size: 13px; border-radius: 7px; }

/* 提示 */
.alert { border-radius: 10px; padding: 11px 15px; margin-bottom: 14px; font-size: 14px; border: 1px solid transparent; }
.alert-success { background: #e7f7ee; color: #157f4b; border-color: #b8e6cd; }
.alert-error { background: #fdecef; color: #b0213d; border-color: #f3c2cd; }

/* 会员信息 */
.member-row { display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap; }
.member p { margin: 0 0 8px; }

/* 数据列表 */
.item-head { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.item-title { font-weight: 600; font-size: 15px; word-break: break-all; }
.item-meta { font-size: 13px; margin: 8px 0; }
.item-actions { display: flex; gap: 8px; margin-top: 12px; }
.tag { display: inline-block; font-size: 12px; padding: 2px 9px; border-radius: 999px; white-space: nowrap; }
.tag-cat { background: #eaf0ff; color: var(--primary); }
.tag-public { background: #e7f7ee; color: #157f4b; }
.tag-private { background: #eef0f4; color: #6b7280; }
.tag-main { background: #fff3e0; color: #b86b00; }
.center-tag { display: table; margin: 0 auto 10px; }

/* 链接盒子 */
.link-box { margin-top: 10px; border-top: 1px dashed var(--border); padding-top: 10px; }
.link-box summary { cursor: pointer; display: inline-block; list-style: none; }
.link-box summary::-webkit-details-marker { display: none; }
.link-fields { margin-top: 10px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.link-fields label { flex: 1; min-width: 240px; font-size: 12px; color: var(--muted); }
.link-input { width: 100%; margin-top: 4px; padding: 7px 9px; border: 1px solid var(--border); border-radius: 7px; font-size: 13px; }

/* 表格 */
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.table th { color: var(--muted); font-weight: 600; font-size: 13px; }
.url-cell { word-break: break-all; }
.nowrap { white-space: nowrap; }
.row-off { opacity: .55; }

/* 前台解锁页 */
.bare { background: #eef1f7; }
.center-card, .unlock-card { max-width: 460px; margin: 26px auto; }
.unlock-title { text-align: center; font-size: 21px; line-height: 1.4; margin-bottom: 14px; word-break: break-all; }
.price-line { text-align: center; font-size: 17px; margin-bottom: 6px; }
.price-line strong { color: var(--red); font-size: 24px; }
.pay-qr { display: block; width: 230px; max-width: 80%; height: auto; margin: 14px auto; border-radius: 10px; border: 1px solid var(--border); }
.unlock-form input { text-align: center; font-size: 18px; letter-spacing: 6px; margin-bottom: 12px; }
.unlock-ok { background: #e7f7ee; color: #157f4b; border: 1px solid #b8e6cd; border-radius: 10px; padding: 10px; text-align: center; margin-bottom: 14px; }
.content-body { white-space: pre-wrap; word-break: break-all; background: #f8fafc; border: 1px solid var(--border); border-radius: 10px; padding: 14px; }
.qr-img { width: 220px; max-width: 100%; border: 1px solid var(--border); border-radius: 10px; }

/* 超管：徽标/统计/标签页/公告 */
.badge {
  display: inline-block; min-width: 18px; padding: 0 5px; margin-left: 2px;
  background: var(--red); color: #fff; border-radius: 999px; font-size: 11px;
  line-height: 18px; text-align: center; vertical-align: middle;
}
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 16px; }
.stat-card {
  display: block; background: #fff; border: 1px solid var(--border); border-radius: 14px;
  padding: 20px; text-align: center; box-shadow: 0 1px 3px rgba(30,50,90,.04);
}
.stat-card:hover { text-decoration: none; border-color: #b9c9f5; }
.stat-num { font-size: 30px; font-weight: 700; color: var(--primary); line-height: 1.1; }
.stat-warn .stat-num { color: var(--orange); }
.stat-label { color: var(--muted); font-size: 13px; margin-top: 4px; }
.quick-links { display: flex; gap: 10px; flex-wrap: wrap; }
.tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.tab {
  padding: 7px 16px; border: 1px solid var(--border); border-radius: 999px;
  background: #fff; color: #444b59; font-size: 14px;
}
.tab:hover { text-decoration: none; }
.tab-on { background: var(--primary); border-color: var(--primary); color: #fff; }
.tag-pending { background: #fff3e0; color: #b86b00; }
.table-scroll { overflow-x: auto; }
.notice {
  background: #fff8e6; border: 1px solid #f5dfa6; color: #7a5b12;
  border-radius: 10px; padding: 11px 14px; font-size: 14px; margin-bottom: 12px;
  white-space: pre-wrap; word-break: break-word;
}
.alert-info { background: #eaf0ff; color: #2f4ea8; border-color: #c3d3fb; }
.form select {
  width: 100%; margin-top: 6px; padding: 10px 12px; border: 1px solid var(--border);
  border-radius: 9px; font-size: 15px; font-family: inherit; background: #fff; color: var(--text);
}
.disabled-btn { color: var(--muted) !important; border-color: var(--border); background: #f6f7fa; cursor: default; }

/* 移动端 */
@media (max-width: 640px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
  .member-row { flex-direction: column; align-items: stretch; }
}

/* ===================== 左侧菜单栏 ===================== */
:root {
  --side-w: 232px;
  --side-bg1: #131f38;
  --side-bg2: #0d1628;
  --side-text: #aab6cf;
  --side-text-strong: #eef2fb;
  --side-active: #3b6df0;
}
body.app { padding-left: var(--side-w); }

.sidebar {
  position: fixed; top: 0; left: 0; bottom: 0; width: var(--side-w); z-index: 40;
  background: linear-gradient(180deg, var(--side-bg1) 0%, var(--side-bg2) 100%);
  display: flex; flex-direction: column;
  box-shadow: 2px 0 18px rgba(13, 22, 40, .18);
}
.side-brand {
  display: flex; align-items: center; gap: 10px;
  padding: 20px 18px 16px; color: var(--side-text-strong);
}
.side-brand:hover { text-decoration: none; }
.brand-mark {
  width: 36px; height: 36px; flex: 0 0 36px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, #4d7bf3, #2f59cc);
  box-shadow: 0 4px 10px rgba(59, 109, 240, .4);
}
.brand-name { font-size: 15px; font-weight: 700; letter-spacing: .5px; }

.side-nav { flex: 1; overflow-y: auto; padding: 6px 10px 12px; }
.side-group {
  color: #6b7896; font-size: 11px; letter-spacing: 1.5px;
  padding: 14px 12px 6px;
}
.side-link {
  display: flex; align-items: center; gap: 11px;
  padding: 9px 12px; margin: 2px 0; border-radius: 9px;
  color: var(--side-text); font-size: 14px; position: relative;
  transition: background .15s, color .15s;
}
.side-link:hover { background: rgba(255, 255, 255, .06); color: var(--side-text-strong); text-decoration: none; }
.side-link.on {
  background: linear-gradient(90deg, rgba(59,109,240,.92), rgba(59,109,240,.72));
  color: #fff; font-weight: 600;
  box-shadow: 0 4px 12px rgba(59, 109, 240, .35);
}
.side-link.on::before {
  content: ""; position: absolute; left: -10px; top: 50%; transform: translateY(-50%);
  width: 4px; height: 20px; border-radius: 0 4px 4px 0; background: #8fb0ff;
}
.side-link .ico { width: 18px; height: 18px; flex: 0 0 18px; }
.side-text { flex: 1; }
.side-badge {
  min-width: 18px; padding: 0 5px; border-radius: 999px;
  background: #f04463; color: #fff; font-size: 11px; line-height: 18px; text-align: center;
}
.side-link.on .side-badge { background: #fff; color: var(--red); }
.side-note { color: var(--side-text); font-size: 13px; line-height: 1.7; padding: 10px 12px; }

.side-foot { border-top: 1px solid rgba(255, 255, 255, .08); padding: 12px 14px; }
.side-user { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.user-dot {
  width: 34px; height: 34px; border-radius: 50%; flex: 0 0 34px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255, 255, 255, .12); color: #fff; font-weight: 700;
}
.user-meta { display: flex; flex-direction: column; line-height: 1.3; min-width: 0; }
.user-name { color: var(--side-text-strong); font-size: 14px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-role { color: #7f8cab; font-size: 12px; }
.side-logout {
  width: 100%; display: flex; align-items: center; justify-content: center; gap: 8px;
  background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .1);
  color: var(--side-text); border-radius: 9px; padding: 8px; font-size: 13px;
  cursor: pointer; font-family: inherit; transition: background .15s, color .15s;
}
.side-logout:hover { background: rgba(208, 48, 80, .22); color: #ffd5de; border-color: rgba(208,48,80,.4); }
.side-logout .ico { width: 16px; height: 16px; }

.app-main { max-width: none; margin: 0; padding: 24px 30px 48px; }
.side-toggle {
  display: none; position: fixed; top: 12px; left: 12px; z-index: 50;
  width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--border);
  background: #fff; font-size: 18px; box-shadow: 0 2px 8px rgba(0,0,0,.08); cursor: pointer;
}
.side-mask { display: none; position: fixed; inset: 0; background: rgba(10, 16, 30, .45); z-index: 38; }
.side-mask.show { display: block; }

/* 窄屏：侧栏变抽屉 */
@media (max-width: 900px) {
  body.app { padding-left: 0; }
  .sidebar { transform: translateX(-100%); transition: transform .22s ease; }
  .sidebar.open { transform: translateX(0); }
  .side-toggle { display: block; }
  .side-toggle.hide { display: none; }
  .app-main { padding: 64px 16px 40px; }
}