/* ===== 后台管理系统样式 ===== */
:root {
  --navy: #0d9488;
  --navy-deep: #0b3f3a;
  --blue: #14b8a6;
  --gold: #f59e0b;
  --red: #e11d48;
  --green: #059669;
  --ink: #134e4a;
  --muted: #6b8f89;
  --line: #d9ede8;
  --bg: #f4faf8;
  --card: #ffffff;
  --radius: 12px;
  --shadow: 0 8px 24px rgba(13, 148, 136, .07);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg); color: var(--ink); line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
button { font-family: inherit; }

/* ---------- 登录页 ---------- */
.login-wrap {
  min-height: 100vh; display: grid; place-items: center; padding: 20px;
  background:
    radial-gradient(900px 500px at 80% -10%, rgba(217, 164, 65, .18), transparent 60%),
    linear-gradient(160deg, var(--navy-deep), var(--navy) 60%, #1d4a80);
}
.login-card {
  width: min(420px, 100%); background: #fff; border-radius: 20px;
  padding: 46px 42px; box-shadow: 0 30px 80px rgba(0, 0, 0, .35);
}
.login-logo {
  width: 60px; height: 60px; border-radius: 16px; margin-bottom: 18px;
  background: linear-gradient(135deg, var(--gold), #b98420); color: #fff;
  display: grid; place-items: center; font-weight: 700; letter-spacing: 1px;
}
.login-card h1 { font-size: 22px; color: var(--navy); letter-spacing: 2px; }
.login-card .sub { color: var(--muted); font-size: 13.5px; margin: 6px 0 28px; }
.login-card .field { margin-bottom: 18px; }
.login-card label { display: block; font-size: 13px; margin-bottom: 7px; color: var(--ink); letter-spacing: 1px; }
.login-card input {
  width: 100%; border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px;
  font-size: 14.5px; transition: .25s; background: #fbfcfe;
}
.login-card input:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(43, 108, 176, .12); background: #fff; }
.login-btn {
  width: 100%; border: 0; border-radius: 11px; padding: 13px; cursor: pointer;
  background: linear-gradient(135deg, var(--navy), #1d4a80); color: #fff;
  font-size: 15px; letter-spacing: 6px; transition: .25s;
}
.login-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(13, 148, 136, .35); }
.login-err { display: none; color: var(--red); font-size: 13px; margin-top: 12px; }
.login-hint { margin-top: 22px; font-size: 12.5px; color: var(--muted); background: var(--bg); border-radius: 10px; padding: 10px 14px; }
.back-home { display: block; text-align: center; margin-top: 18px; color: var(--muted); font-size: 13px; }
.back-home:hover { color: var(--blue); }

/* ---------- 布局 ---------- */
.admin { display: none; min-height: 100vh; }
.admin.show { display: flex; }
.sidebar {
  width: 232px; flex: none; background: linear-gradient(180deg, var(--navy-deep), var(--navy));
  color: #fff; display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh;
}
.side-brand { padding: 24px 22px; display: flex; align-items: center; gap: 12px; border-bottom: 1px solid rgba(255, 255, 255, .1); }
.side-brand .badge {
  width: 38px; height: 38px; border-radius: 10px; flex: none;
  background: linear-gradient(135deg, var(--gold), #b98420); display: grid; place-items: center;
  font-size: 12px; font-weight: 700;
}
.side-brand b { font-size: 14.5px; letter-spacing: 1px; display: block; }
.side-brand span { font-size: 11px; opacity: .6; }
.side-menu { flex: 1; padding: 16px 12px; list-style: none; overflow-y: auto; }
.side-menu li { margin-bottom: 4px; }
.side-menu button {
  width: 100%; text-align: left; border: 0; background: none; color: rgba(255, 255, 255, .75);
  padding: 11px 16px; border-radius: 10px; cursor: pointer; font-size: 14px; letter-spacing: 1px;
  display: flex; align-items: center; gap: 11px; transition: .2s;
}
.side-menu button:hover { background: rgba(255, 255, 255, .1); color: #fff; }
.side-menu button.active { background: linear-gradient(135deg, var(--gold), #c08f2c); color: #fff; box-shadow: 0 6px 16px rgba(217, 164, 65, .35); }
.side-menu .count {
  margin-left: auto; background: var(--red); color: #fff; font-size: 11px;
  border-radius: 999px; padding: 1px 8px;
}
.side-foot { padding: 16px 12px; border-top: 1px solid rgba(255, 255, 255, .1); }
.side-foot button {
  width: 100%; border: 1px solid rgba(255, 255, 255, .25); background: none; color: rgba(255, 255, 255, .8);
  padding: 9px; border-radius: 10px; cursor: pointer; font-size: 13px; letter-spacing: 2px; transition: .2s;
}
.side-foot button:hover { background: rgba(255, 255, 255, .12); color: #fff; }

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  background: #fff; border-bottom: 1px solid var(--line); padding: 0 30px; height: 62px;
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; z-index: 50;
}
.topbar h2 { font-size: 17px; color: var(--navy); letter-spacing: 2px; }
.topbar-right { display: flex; align-items: center; gap: 16px; font-size: 13px; color: var(--muted); }
.topbar-link {
  border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 6px 16px;
  font-size: 13px; color: var(--navy); cursor: pointer; transition: .2s; font-family: inherit;
}
.topbar-link:hover { border-color: var(--blue); color: var(--blue); }
.view-site {
  border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 6px 16px;
  font-size: 13px; color: var(--navy); cursor: pointer; transition: .2s;
}
.view-site:hover { border-color: var(--blue); color: var(--blue); }
.menu-toggle { display: none; border: 0; background: none; font-size: 22px; cursor: pointer; color: var(--navy); }

.content { padding: 30px 36px; }
.page { display: none; }
.page.active { display: block; animation: fade .3s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ---------- 看板 ---------- */
.stat-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 24px; }
.stat-card {
  background: var(--card); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow);
  border: 1px solid var(--line); position: relative; overflow: hidden;
}
.stat-card::after { content: ""; position: absolute; right: -20px; top: -20px; width: 90px; height: 90px; border-radius: 50%; opacity: .08; background: currentColor; }
.stat-card .num { font-size: 32px; font-weight: 800; color: var(--navy); }
.stat-card .lbl { color: var(--muted); font-size: 13px; letter-spacing: 1px; }
.stat-card .ico { position: absolute; right: 18px; top: 18px; font-size: 24px; }
.dash-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 18px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 24px; }
.card h3 { font-size: 15.5px; color: var(--navy); letter-spacing: 1px; margin-bottom: 18px; display: flex; justify-content: space-between; align-items: center; }
.bar-row { display: flex; align-items: center; gap: 12px; margin-bottom: 13px; font-size: 13px; }
.bar-row .name { width: 76px; flex: none; color: var(--muted); }
.bar-track { flex: 1; height: 10px; background: var(--bg); border-radius: 6px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 6px; background: linear-gradient(90deg, var(--blue), var(--gold)); transition: width .6s ease; }
.bar-row .val { width: 28px; text-align: right; color: var(--navy); font-weight: 700; }
.mini-fb { border-bottom: 1px solid var(--line); padding: 12px 0; cursor: pointer; }
.mini-fb:last-child { border-bottom: 0; }
.mini-fb:hover b { color: var(--blue); }
.mini-fb b { font-size: 14px; display: block; transition: .2s; }
.mini-fb span { font-size: 12px; color: var(--muted); }

/* ---------- 表格 ---------- */
.toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; gap: 12px; flex-wrap: wrap; }
.toolbar .search {
  border: 1px solid var(--line); border-radius: 10px; padding: 9px 14px; font-size: 13.5px;
  width: 240px; background: #fff;
}
.btn {
  border: 0; border-radius: 10px; padding: 9px 20px; cursor: pointer; font-size: 13.5px;
  letter-spacing: 1px; transition: .2s;
}
.btn-add { background: linear-gradient(135deg, var(--navy), #1d4a80); color: #fff; }
.btn-add:hover { transform: translateY(-1px); box-shadow: 0 8px 18px rgba(13, 148, 136, .3); }
.btn-danger-soft { background: #fef2f2; color: var(--red); border: 1px solid #fecaca; }
.btn-gold-soft { background: #fdf6e7; color: #9a6a10; border: 1px solid #f0dfae; }
.btn-blue-soft { background: #ecfdf9; color: var(--navy); border: 1px solid #b7ece2; }
.btn-sm { padding: 5px 13px; font-size: 12.5px; border-radius: 8px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th {
  text-align: left; padding: 12px 14px; color: var(--muted); font-weight: 600; font-size: 12.5px;
  letter-spacing: 1px; border-bottom: 1px solid var(--line); white-space: nowrap;
}
td { padding: 13px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tr:hover td { background: #f8fafd; }
.td-title { max-width: 240px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row-actions { display: flex; gap: 8px; white-space: nowrap; }
.pill { font-size: 12px; padding: 3px 12px; border-radius: 999px; white-space: nowrap; }
.pill.wait { background: #fdf0d5; color: #9a6a10; }
.pill.doing { background: #dbeafe; color: #1d4ed8; }
.pill.done { background: #dcfce7; color: #15803d; }
.pill.type { background: #eef2f7; color: var(--muted); }
.empty { text-align: center; color: var(--muted); padding: 40px 0; font-size: 13.5px; }
.thumb { width: 84px; height: 56px; object-fit: cover; border-radius: 8px; border: 1px solid var(--line); display: block; }
.thumb-lg { width: 100%; max-height: 200px; object-fit: cover; border-radius: 10px; border: 1px solid var(--line); }

/* ---------- 表单 ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 22px; }
.form-grid .full { grid-column: 1 / -1; }
.f-field { margin-bottom: 16px; }
.f-field label { display: block; font-size: 13px; margin-bottom: 6px; letter-spacing: 1px; }
.f-field input, .f-field select, .f-field textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 9px; padding: 10px 13px;
  font-size: 14px; font-family: inherit; background: #fbfcfe; transition: .2s;
}
.f-field textarea { min-height: 90px; resize: vertical; }
.f-field input:focus, .f-field select:focus, .f-field textarea:focus {
  outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(43, 108, 176, .12); background: #fff;
}
.form-actions { display: flex; gap: 12px; margin-top: 8px; }
.save-note { font-size: 12.5px; color: var(--muted); margin-top: 14px; }

/* ---------- 弹窗 / 抽屉 ---------- */
.mask {
  position: fixed; inset: 0; background: rgba(13, 35, 66, .5); backdrop-filter: blur(3px);
  display: none; z-index: 200;
}
.mask.show { display: block; }
.drawer {
  position: absolute; top: 0; right: 0; bottom: 0; width: min(520px, 94vw);
  background: #fff; box-shadow: -20px 0 60px rgba(0, 0, 0, .2); padding: 30px;
  overflow-y: auto; animation: slide .3s ease;
}
@keyframes slide { from { transform: translateX(60px); opacity: 0; } to { transform: none; opacity: 1; } }
.drawer-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 22px; }
.drawer-head h3 { color: var(--navy); font-size: 18px; letter-spacing: 1px; }
.x-btn { width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--line); background: #fff; cursor: pointer; color: var(--muted); }
.x-btn:hover { background: var(--navy); color: #fff; }
.detail-block { margin-bottom: 18px; }
.detail-block .k { font-size: 12px; color: var(--muted); letter-spacing: 1px; margin-bottom: 4px; }
.detail-block .v { font-size: 14.5px; background: #f8fafd; border: 1px solid var(--line); border-radius: 9px; padding: 11px 14px; }
.reply-box { border: 1px solid var(--line); border-radius: 12px; padding: 16px; background: #fbfcfe; }

/* ---------- 图片选择器（本地上传 / URL） ---------- */
.img-picker { border: 1px dashed var(--line); border-radius: 10px; padding: 12px; background: #fbfcfe; }
.img-tabs { display: flex; gap: 8px; margin-bottom: 10px; }
.img-tab {
  flex: 1; border: 1px solid var(--line); background: #fff; border-radius: 8px;
  padding: 8px; cursor: pointer; font-size: 13px; color: var(--muted); transition: .2s;
}
.img-tab.active { background: #ecfdf9; color: var(--navy); border-color: #b7ece2; font-weight: 600; }
.img-choose {
  width: 100%; border: 1px dashed var(--blue); background: #ecfdf9; color: var(--navy);
  border-radius: 8px; padding: 16px; cursor: pointer; font-size: 13.5px; transition: .2s;
}
.img-choose:hover { background: #d3f1ea; }
.img-hint { font-size: 12px; color: var(--muted); margin-top: 6px; }
.img-url {
  width: 100%; border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px;
  font-size: 13.5px; font-family: inherit; background: #fff;
}
.img-url:focus { outline: none; border-color: var(--blue); }
.img-preview { position: relative; margin-top: 10px; text-align: center; }
.img-preview img { max-width: 100%; max-height: 220px; border-radius: 8px; border: 1px solid var(--line); }
.img-clear {
  position: absolute; top: 8px; right: 8px; border: 0; background: rgba(0, 0, 0, .55);
  color: #fff; border-radius: 999px; padding: 4px 12px; font-size: 12px; cursor: pointer; transition: .2s;
}
.img-clear:hover { background: var(--red); }

/* ---------- Toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 36px; transform: translateX(-50%) translateY(70px);
  background: var(--navy); color: #fff; padding: 11px 26px; border-radius: 999px;
  font-size: 13.5px; opacity: 0; transition: .3s; z-index: 400; box-shadow: 0 12px 30px rgba(0, 0, 0, .3);
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .stat-cards { grid-template-columns: repeat(2, 1fr); }
  .dash-grid { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .sidebar {
    position: fixed; left: 0; top: 0; bottom: 0; z-index: 300;
    transform: translateX(-100%); transition: transform .3s;
  }
  .sidebar.open { transform: none; box-shadow: 30px 0 80px rgba(0, 0, 0, .4); }
  .menu-toggle { display: block; }
  .content { padding: 18px; }
  .form-grid { grid-template-columns: 1fr; }
  .side-mask { position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 250; display: none; }
  .side-mask.show { display: block; }
  .topbar { padding: 0 16px; height: 56px; }
  .topbar h2 { font-size: 15px; }
  .view-site { padding: 5px 12px; font-size: 12px; }
}
@media (max-width: 560px) {
  .stat-cards { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat-card { padding: 16px 14px; }
  .stat-card .num { font-size: 24px; }
  .stat-card .ico { font-size: 18px; right: 12px; top: 12px; }
  .content { padding: 12px; }
  .card { padding: 16px; }
  .toolbar .search { width: 100%; }
  .toolbar { gap: 8px; }
  table { font-size: 12.5px; }
  th, td { padding: 10px 8px; }
  .td-title { max-width: 120px; }
  .login-card { padding: 36px 26px; }
  .login-card h1 { font-size: 20px; }
  .topbar-right { gap: 10px; }
  #adminUser { display: none; }
}