/* ===== 集买买官网 · 管理后台样式 ===== */
:root {
  --bg: #f2f5fa;
  --panel: #ffffff;
  --panel-2: #eef2f8;
  --line: rgba(20, 33, 58, .1);
  --ink: #14213a;
  --dim: #5a6b85;
  --accent: #1266e3;
  --accent-soft: rgba(18, 102, 227, .1);
  --green: #12a05c;
  --red: #e04545;
  --radius: 14px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  background: var(--bg); color: var(--ink);
  font-family: 'Noto Sans SC', sans-serif; min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
button { font-family: inherit; }
.logo-mark { display: inline-flex; gap: 3px; align-items: flex-end; height: 22px; }
.logo-mark i { width: 6px; background: var(--accent); border-radius: 2px; display: block; }
.logo-mark i:nth-child(1) { height: 12px; }
.logo-mark i:nth-child(2) { height: 22px; }
.logo-mark i:nth-child(3) { height: 16px; }

/* ---------- 登录 ---------- */
.login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px;
  background:
    radial-gradient(ellipse 50% 45% at 20% 20%, rgba(18, 102, 227, .1), transparent 60%),
    radial-gradient(ellipse 45% 40% at 82% 78%, rgba(255, 184, 0, .1), transparent 55%),
    var(--bg);
}
.login-card {
  width: 100%; max-width: 400px; background: var(--panel);
  border: 1px solid var(--line); border-radius: 20px; padding: 40px 36px;
  box-shadow: 0 30px 80px rgba(20, 50, 110, .14);
  animation: rise .6s cubic-bezier(.2, .8, .2, 1);
}
@keyframes rise { from { opacity: 0; transform: translateY(30px); } }
.login-brand { display: flex; align-items: center; gap: 14px; margin-bottom: 32px; }
.login-brand .logo-mark { height: 34px; }
.login-brand .logo-mark i { width: 8px; }
.login-brand h1 { font-size: 20px; font-weight: 900; }
.login-brand p { font-size: 12.5px; color: var(--dim); margin-top: 3px; letter-spacing: .06em; }
#loginForm label { display: block; font-size: 13px; color: var(--dim); margin: 18px 0 8px; }
#loginForm input {
  width: 100%; background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px;
  padding: 13px 16px; color: var(--ink); font-size: 14.5px; outline: none;
  transition: border-color .3s, box-shadow .3s;
}
#loginForm input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(255, 106, 0, .15); }
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--accent); color: #fff; border: none; border-radius: 10px;
  font-size: 15px; font-weight: 700; padding: 13px 30px; cursor: pointer;
  transition: box-shadow .3s, transform .2s;
}
.btn-primary:hover { box-shadow: 0 8px 26px rgba(255, 106, 0, .4); }
.btn-primary:active { transform: scale(.97); }
#loginForm .btn-primary { width: 100%; margin-top: 26px; }
.login-tip { min-height: 20px; margin-top: 14px; font-size: 13px; text-align: center; }
.login-tip.err { color: var(--red); }
.login-tip.ok { color: var(--green); }
.login-foot { margin-top: 22px; text-align: center; font-size: 12px; color: rgba(20, 33, 58, .4); }

/* ---------- 后台布局 ---------- */
.admin-wrap { display: flex; min-height: 100vh; }
.side {
  width: 224px; flex: none; background: var(--panel); border-right: 1px solid var(--line);
  display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh;
}
.side-brand {
  display: flex; align-items: center; gap: 10px; padding: 22px 20px;
  font-weight: 900; font-size: 17px; border-bottom: 1px solid var(--line);
}
.side-brand em { font-style: normal; color: var(--accent); }
.side-nav { flex: 1; padding: 14px 12px; display: flex; flex-direction: column; gap: 4px; overflow-y: auto; }
.side-nav button {
  display: flex; align-items: center; gap: 8px; width: 100%; text-align: left;
  background: none; border: none; color: var(--dim); font-size: 14px; font-weight: 500;
  padding: 11px 14px; border-radius: 10px; cursor: pointer; transition: background .25s, color .25s;
}
.side-nav button:hover { background: rgba(18, 102, 227, .07); color: var(--ink); }
.side-nav button.active { background: var(--accent-soft); color: var(--accent); font-weight: 700; }
.msg-badge {
  background: var(--accent); color: #fff; font-size: 11px; font-weight: 700;
  min-width: 18px; height: 18px; border-radius: 9px; display: inline-flex;
  align-items: center; justify-content: center; padding: 0 5px;
}
.side-foot { padding: 16px; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 10px; }
.side-foot a { font-size: 13px; color: var(--dim); }
.side-foot a:hover { color: var(--accent); }
.link-btn { background: none; border: none; color: var(--red); font-size: 13px; cursor: pointer; text-align: left; padding: 0; }
.link-btn:hover { text-decoration: underline; }

.main { flex: 1; padding: 26px clamp(18px, 3.5vw, 44px) 80px; max-width: 1000px; }
.main-head {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  margin-bottom: 24px; position: sticky; top: 0; padding: 12px 0;
  background: var(--bg); z-index: 10;
}
.main-head h2 { font-size: 24px; font-weight: 900; }

.tab-panel { display: none; flex-direction: column; gap: 18px; }
.tab-panel.active { display: flex; animation: fadein .35s ease; }
@keyframes fadein { from { opacity: 0; transform: translateY(10px); } }

.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px;
}
.card h3 { font-size: 16px; font-weight: 900; margin-bottom: 20px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.card h3 .hint { font-size: 12px; color: var(--dim); font-weight: 400; margin-left: 8px; }
.mini-btn {
  margin-left: 10px; font-size: 11.5px; font-weight: 500; color: var(--accent);
  background: var(--accent-soft); border: 1px solid rgba(18, 102, 227, .35);
  padding: 3px 10px; border-radius: 6px; cursor: pointer; vertical-align: middle;
}
.mini-btn:hover { background: rgba(18, 102, 227, .22); }

.field { margin-bottom: 16px; }
.field label { display: block; font-size: 12.5px; color: var(--dim); margin-bottom: 8px; letter-spacing: .04em; }
.field input, .field textarea, .card > textarea {
  width: 100%; background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px;
  padding: 12px 14px; color: var(--ink); font-size: 14px; outline: none; font-family: inherit;
  transition: border-color .3s, box-shadow .3s; resize: vertical;
}
.field input:focus, .field textarea:focus, .card > textarea:focus {
  border-color: var(--accent); box-shadow: 0 0 0 3px rgba(255, 106, 0, .12);
}
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }

/* ---------- 列表项编辑器 ---------- */
.list-item {
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 12px;
  padding: 18px; margin-bottom: 14px; position: relative;
}
.list-item .li-head {
  display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px;
}
.list-item .li-title { font-size: 13px; font-weight: 700; color: var(--accent); letter-spacing: .08em; }
.li-del {
  background: none; border: 1px solid rgba(255, 90, 90, .35); color: var(--red);
  font-size: 12px; padding: 5px 12px; border-radius: 8px; cursor: pointer; transition: background .25s;
}
.li-del:hover { background: rgba(255, 90, 90, .12); }
.li-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.list-item input, .list-item textarea {
  width: 100%; background: var(--panel); border: 1px solid var(--line); border-radius: 9px;
  padding: 10px 12px; color: var(--ink); font-size: 13.5px; outline: none; font-family: inherit;
}
.list-item input:focus, .list-item textarea:focus { border-color: var(--accent); }
.list-item .full { grid-column: 1 / -1; }
.list-item textarea { resize: vertical; }

.btn-ghost {
  background: none; border: 1px dashed rgba(20, 33, 58, .28); color: var(--dim);
  font-size: 13.5px; padding: 11px 20px; border-radius: 10px; cursor: pointer; width: 100%;
  transition: border-color .25s, color .25s;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- 上传 ---------- */
.upload-row { display: flex; gap: 10px; }
.upload-row input { flex: 1; }
.upload-btn {
  flex: none; background: var(--accent-soft); border: 1px solid rgba(255, 106, 0, .4);
  color: var(--accent); font-size: 13px; padding: 0 18px; border-radius: 10px;
  cursor: pointer; display: inline-flex; align-items: center; transition: background .25s;
}
.upload-btn:hover { background: rgba(255, 106, 0, .25); }
.img-preview { margin-top: 12px; }
.img-preview img { max-height: 140px; border-radius: 10px; border: 1px solid var(--line); }

/* ---------- 文化图集编辑器 ---------- */
.gallery-editor { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 14px; }
.gallery-editor figure {
  margin: 0; position: relative; aspect-ratio: 1/1; border-radius: 10px; overflow: hidden;
  border: 1px solid var(--line); background: var(--panel-2);
}
.gallery-editor img { width: 100%; height: 100%; object-fit: cover; }
.gal-del {
  position: absolute; top: 4px; right: 4px; width: 22px; height: 22px; line-height: 1;
  border: none; border-radius: 50%; background: rgba(0, 0, 0, .55); color: #fff;
  font-size: 15px; cursor: pointer; transition: background .2s;
}
.gal-del:hover { background: var(--red); }
.gallery-add {
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  border: 1px dashed rgba(18, 102, 227, .45); color: var(--accent); background: var(--accent-soft);
}
.gallery-add:hover { background: rgba(18, 102, 227, .18); }
.gallery-tip { font-size: 12.5px; color: var(--dim); margin-top: 10px; }

/* ---------- 留言 ---------- */
.msg-list { display: flex; flex-direction: column; gap: 12px; }
.msg-list .empty { color: var(--dim); font-size: 14px; text-align: center; padding: 30px 0; }
.msg-item { background: var(--panel-2); border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; }
.msg-item.unread { border-color: rgba(255, 106, 0, .45); }
.msg-meta { display: flex; align-items: center; gap: 14px; font-size: 13px; margin-bottom: 8px; flex-wrap: wrap; }
.msg-name { font-weight: 700; color: var(--accent); }
.msg-phone { color: var(--dim); }
.msg-time { color: rgba(20, 33, 58, .4); font-size: 12px; margin-left: auto; }
.msg-new { background: var(--accent); color: #fff; font-size: 11px; padding: 2px 8px; border-radius: 6px; }
.msg-body { font-size: 14px; line-height: 1.9; color: var(--ink); }
.msg-del { margin-top: 10px; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 30px; left: 50%; transform: translate(-50%, 80px);
  background: #17233d; border: 1px solid rgba(255, 255, 255, .14); color: #fff;
  padding: 13px 26px; border-radius: 999px; font-size: 14px; z-index: 500;
  opacity: 0; transition: transform .45s cubic-bezier(.2, .8, .2, 1), opacity .45s;
  box-shadow: 0 14px 40px rgba(20, 50, 110, .3); pointer-events: none;
}
.toast.show { transform: translate(-50%, 0); opacity: 1; }
.toast.ok { border-color: rgba(61, 220, 132, .5); }
.toast.err { border-color: rgba(255, 90, 90, .5); }

@media (max-width: 860px) {
  .admin-wrap { flex-direction: column; }
  .side { width: 100%; height: auto; position: static; }
  .side-nav { flex-direction: row; flex-wrap: wrap; }
  .grid-2, .li-grid { grid-template-columns: 1fr; }
  .main { padding: 18px 16px 60px; }
  .main-head { position: static; }
}
@media (max-width: 480px) {
  .login-card { padding: 30px 22px; }
  .login-brand img { height: 44px !important; }
  .side-brand { padding: 14px 16px; }
  .side-nav { padding: 10px 8px; gap: 6px; }
  .side-nav button { padding: 9px 12px; font-size: 13px; }
  .card { padding: 18px 16px; }
  .card h3 { font-size: 15px; margin-bottom: 14px; }
  .main-head h2 { font-size: 20px; }
  .upload-row { flex-direction: column; }
  .upload-btn { padding: 11px 18px; justify-content: center; }
  .gallery-editor { grid-template-columns: repeat(3, 1fr); }
  .field input, .field textarea { font-size: 16px; } /* 防止 iOS 聚焦时自动放大 */
}

/* ---------- 招商：供应商 Logo 编辑器 ---------- */
.partner-edit-row {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
}
.partner-thumb {
  width: 78px; height: 52px; flex: none; object-fit: contain;
  border: 1px solid var(--line); border-radius: 8px; background: #fff; padding: 5px;
}
.partner-thumb-ph {
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 800; color: var(--dim); letter-spacing: .08em;
}
.partner-edit-fields { flex: 1; min-width: 220px; display: grid; gap: 8px; }
.partner-edit-fields input {
  width: 100%; padding: 9px 12px; border: 1px solid var(--line);
  border-radius: 8px; font-size: 13px; background: var(--panel-2); color: var(--ink);
}
.partner-edit-fields input:focus { border-color: var(--accent); }

/* ---------- 二维码编辑器 ---------- */
.channel-edit-row {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
}
.channel-thumb {
  width: 92px; height: 92px; flex: none; object-fit: contain;
  border: 1px solid var(--line); border-radius: 10px; background: #fff; padding: 4px;
}
.channel-thumb-ph {
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; color: var(--dim); letter-spacing: .06em;
}
.channel-edit-fields { flex: 1; min-width: 220px; display: grid; gap: 8px; }
.channel-edit-fields input {
  width: 100%; padding: 9px 12px; border: 1px solid var(--line);
  border-radius: 8px; font-size: 13px; background: var(--panel-2); color: var(--ink);
}
.channel-edit-fields input:focus { border-color: var(--accent); }