/* ========== 赤台酱酒 · 管理后台 ========== */
:root{
  --red:#B03A2C; --red-deep:#8E2F24; --navy:#22304F; --gold:#C49A4A;
  --paper:#FBF7EE; --paper2:#F3ECDD; --ink:#1A1A1A; --ink2:#4A4640;
  --mut:#8A8378; --line:#E4DBC8; --ok:#2E7D4F; --warn:#B4761A; --danger:#B03A2C;
  --shadow:0 10px 30px rgba(34,48,79,.08);
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;background:var(--paper);color:var(--ink);font-size:14px}
a{color:var(--red);text-decoration:none}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:14px}
[hidden]{display:none !important}

/* ---------- 登录 ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(120% 100% at 80% 0%,#2c3d63 0%,var(--navy) 55%,#1a2540 100%)}
.login-card{width:380px;background:var(--paper);border-radius:18px;padding:44px 38px 30px;text-align:center;
  box-shadow:0 30px 80px rgba(0,0,0,.35);border-top:4px solid var(--gold)}
.login-seal,.side-seal{display:inline-flex;align-items:center;justify-content:center;background:var(--red);color:#fff;
  border-radius:10px;font-weight:700;font-family:"STKaiti","KaiTi",serif}
.login-seal{width:64px;height:64px;font-size:34px;margin-bottom:18px;box-shadow:0 8px 20px rgba(176,58,44,.35)}
.login-card h1{font-size:19px;letter-spacing:1px}
.login-sub{color:var(--mut);font-size:12px;letter-spacing:2px;margin:8px 0 26px}
.fld{display:block;text-align:left;margin-bottom:16px}
.fld span{display:block;font-size:13px;color:var(--ink2);margin-bottom:6px}
.fld input,.fld select,.fld textarea{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:9px;background:#fff;outline:none}
.fld input:focus,.fld select:focus,.fld textarea:focus{border-color:var(--red)}
.login-tip{min-height:20px;font-size:12.5px;color:var(--mut);margin-top:12px}
.login-tip.err{color:var(--danger)}
.login-back{margin-top:14px;font-size:12.5px}
.login-back a{color:var(--mut)}

/* ---------- 布局 ---------- */
.app{display:flex;min-height:100vh}
.side{width:220px;flex:none;background:linear-gradient(180deg,var(--navy),#1a2540);color:#dfe4ef;
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.side-brand{display:flex;align-items:center;gap:10px;padding:22px 18px;border-bottom:1px solid rgba(255,255,255,.08)}
.side-seal{width:40px;height:40px;font-size:21px;flex:none}
.side-brand b{display:block;font-size:15px;letter-spacing:1px}
.side-brand small{color:#9aa5bd;font-size:11px;letter-spacing:1px}
.side-nav{padding:14px 10px;flex:1}
.side-nav a{display:flex;align-items:center;gap:10px;padding:11px 14px;margin-bottom:4px;border-radius:9px;
  color:#c4ccdd;font-size:14px}
.side-nav a i{font-style:normal;color:var(--gold);font-size:11px}
.side-nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.side-nav a.active{background:var(--red);color:#fff}
.side-nav a.active i{color:#ffe9c9}
.side-foot{padding:16px 18px;border-top:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;gap:8px}
.side-foot a{color:#9aa5bd;font-size:12.5px}
.link-btn{background:none;border:none;color:#9aa5bd;font-size:12.5px;text-align:left;padding:0}
.link-btn:hover{color:#fff}
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:16px 28px;
  background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.topbar h2{font-size:17px;letter-spacing:1px}
.topbar-right{display:flex;align-items:center;gap:10px}
.page-body{padding:24px 28px 60px}

/* ---------- 通用组件 ---------- */
.btn{border:1px solid transparent;border-radius:9px;padding:9px 16px;font-size:13.5px;transition:.18s}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{background:var(--red-deep)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink2)}
.btn-ghost:hover{border-color:var(--red);color:var(--red)}
.btn-block{width:100%}
.btn-sm{padding:5px 11px;font-size:12.5px;border-radius:7px}
.btn-danger{background:#fff;border:1px solid var(--danger);color:var(--danger)}
.btn-danger:hover{background:var(--danger);color:#fff}
.badge{display:inline-block;padding:3px 10px;border-radius:99px;font-size:12px}
.badge-demo{background:#fdf3e3;color:var(--warn);border:1px solid #ecd3a8}
.badge-api{background:#e8f3ec;color:var(--ok);border:1px solid #bcdcc8}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:20px 22px;margin-bottom:20px}
.card h3{font-size:15px;margin-bottom:14px;display:flex;align-items:center;justify-content:space-between}
.card h3 small{font-weight:400;color:var(--mut);font-size:12px}

/* 统计卡 */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:20px}
.stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.stat::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--red)}
.stat.s-gold::before{background:var(--gold)} .stat.s-navy::before{background:var(--navy)} .stat.s-ok::before{background:var(--ok)}
.stat small{color:var(--mut);font-size:12.5px}
.stat b{display:block;font-size:26px;margin-top:6px;font-family:Georgia,serif}
.stat em{display:block;font-style:normal;font-size:12px;color:var(--mut);margin-top:4px}

/* 表格 */
.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl th{text-align:left;color:var(--mut);font-weight:500;font-size:12.5px;padding:9px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
.tbl td{padding:11px 10px;border-bottom:1px solid #f0e9da;vertical-align:middle}
.tbl tr:last-child td{border-bottom:none}
.tbl tr:hover td{background:#fbf8f1}
.tbl .num{font-family:Georgia,serif}
.tbl input,.tbl select{padding:6px 8px;border:1px solid var(--line);border-radius:7px;width:90px;background:#fff}
.tbl input.wide{width:150px}
.tag{display:inline-block;padding:2px 9px;border-radius:99px;font-size:12px;white-space:nowrap}
.tag-wait{background:#fdf3e3;color:var(--warn)}
.tag-paid{background:#e8f0fb;color:#2f5aa8}
.tag-ship{background:#efe8fb;color:#6a4bb0}
.tag-done{background:#e8f3ec;color:var(--ok)}
.tag-off{background:#f3f0ea;color:var(--mut)}
.tag-on{background:#e8f3ec;color:var(--ok)}
.tag-cancel{background:#fbeae8;color:var(--danger)}
.row-actions{display:flex;gap:6px;flex-wrap:wrap}
.mut{color:var(--mut);font-size:12.5px}
.ellipsis{max-width:240px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* 筛选条 */
.filterbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.fchip{border:1px solid var(--line);background:#fff;border-radius:99px;padding:6px 15px;font-size:13px;color:var(--ink2)}
.fchip.active{background:var(--red);border-color:var(--red);color:#fff}

/* 表单（资讯编辑） */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.form-grid .full{grid-column:1/-1}

/* 图表 */
.chart-box svg{width:100%;height:auto;display:block}
.legend{display:flex;gap:16px;font-size:12px;color:var(--mut);margin-top:8px}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:5px}

/* 提示条 */
.banner{background:#fdf3e3;border:1px solid #ecd3a8;color:#8a6414;border-radius:10px;padding:11px 16px;font-size:13px;margin-bottom:18px;line-height:1.7}
.banner b{color:var(--warn)}
.empty{padding:44px 0;text-align:center;color:var(--mut)}
.kv{display:grid;grid-template-columns:120px 1fr;gap:10px 14px;font-size:13.5px}
.kv dt{color:var(--mut)}

/* Toast */
.toast{position:fixed;left:50%;bottom:38px;transform:translateX(-50%);background:var(--ink);color:#fff;
  padding:11px 22px;border-radius:99px;font-size:13.5px;box-shadow:0 12px 30px rgba(0,0,0,.3);z-index:99;animation:tin .25s}
@keyframes tin{from{opacity:0;transform:translate(-50%,10px)}to{opacity:1;transform:translate(-50%,0)}}

@media (max-width:900px){
  .side{width:64px} .side-brand div,.side-nav a span,.side-foot{display:none}
  .side-nav a{justify-content:center}
  .page-body{padding:16px}
  .tbl-wrap{overflow-x:auto}
}

/* 产品图片上传区 */
.img-upload{display:flex;gap:10px;align-items:center;flex-wrap:wrap;width:100%}
.img-upload img{height:56px;max-width:96px;object-fit:contain;border:1px solid #e5e0d5;border-radius:6px;background:#faf7f0;padding:2px;flex:none}
.img-upload input[type=text]{flex:1;min-width:200px}