:root {
  --bg: #0d0f13;
  --bg-2: #151920;
  --card: #181d26;
  --border: #262d3a;
  --fg-1: #f2f4f8;
  --fg-2: #aab3c2;
  --fg-3: #6b7688;
  --brand: #5FD46F;
  --brand-2: #7ee28a;
  --coral: #ff5c5c;
  --yellow: #f5c451;
  --purple: #9b7bff;
  --radius: 14px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: var(--bg); color: var(--fg-1); font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif; min-height: 100vh; }
a { color: var(--brand); text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; }

/* ===== 顶部导航 ===== */
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(13,15,19,.85); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 16px;
  padding: 0 24px; height: 60px;
}
.topbar .logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 16px; letter-spacing: .5px; }
.topbar .logo .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 10px var(--brand); }
.topbar nav { display: flex; gap: 4px; margin-left: 8px; flex: 1; }
.topbar nav button {
  background: none; border: none; color: var(--fg-2); padding: 8px 14px; border-radius: 10px; font-size: 14px;
}
.topbar nav button.active { color: var(--brand); background: rgba(95,212,111,.1); }
.topbar .user { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--fg-2); }
.topbar .user .out { color: var(--fg-3); font-size: 12px; }

/* ===== 页面容器 ===== */
.wrap { max-width: 1100px; margin: 0 auto; padding: 24px 16px 60px; }
.page-title { font-size: 22px; font-weight: 800; margin-bottom: 6px; }
.page-sub { color: var(--fg-3); font-size: 13px; margin-bottom: 22px; }

/* ===== 登录页 ===== */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.login-card { width: 100%; max-width: 380px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 36px 32px; }
.login-card .logo { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 800; margin-bottom: 6px; }
.login-card .logo .dot { width: 12px; height: 12px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 12px var(--brand); }
.login-card .tip { color: var(--fg-3); font-size: 12px; margin-bottom: 26px; }
.login-card label { display: block; font-size: 13px; color: var(--fg-2); margin: 16px 0 6px; }
.login-card input { width: 100%; height: 44px; background: var(--bg-2); border: 1px solid var(--border); border-radius: 10px; color: var(--fg-1); padding: 0 14px; font-size: 15px; outline: none; }
.login-card input:focus { border-color: var(--brand); }
.btn-main { width: 100%; height: 44px; border: none; border-radius: 10px; background: var(--brand); color: #06230b; font-size: 15px; font-weight: 700; margin-top: 24px; }
.btn-main:hover { background: var(--brand-2); }
.login-err { color: var(--coral); font-size: 13px; margin-top: 12px; min-height: 18px; }

/* ===== 商品选购 ===== */
.module-title { font-size: 18px; font-weight: 800; margin: 28px 0 14px; display: flex; align-items: center; gap: 8px; }
.module-title::before { content: ''; width: 4px; height: 18px; border-radius: 2px; background: var(--brand); }
.goods-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.goods-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; display: flex; flex-direction: column; gap: 8px; transition: border-color .15s; }
.goods-card:hover { border-color: var(--brand); }
.goods-name { font-size: 14px; font-weight: 600; line-height: 1.5; min-height: 42px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.goods-meta { font-size: 11px; color: var(--fg-3); display: flex; flex-wrap: wrap; gap: 4px 8px; }
.goods-meta .tag { background: var(--bg-2); padding: 2px 7px; border-radius: 6px; font-family: ui-monospace, monospace; }
.price-row { display: flex; align-items: baseline; gap: 8px; }
.price-now { font-size: 18px; font-weight: 800; color: var(--brand); }
.price-now::before { content: '¥'; font-size: 12px; margin-right: 1px; }
.price-old { font-size: 12px; color: var(--fg-3); text-decoration: line-through; }
.qty-row { display: flex; align-items: center; gap: 8px; margin-top: 4px; }
.qty-btn { width: 28px; height: 28px; border-radius: 8px; border: 1px solid var(--border); background: var(--bg-2); color: var(--fg-1); font-size: 15px; }
.qty-input { width: 44px; height: 28px; text-align: center; background: var(--bg-2); border: 1px solid var(--border); border-radius: 8px; color: var(--fg-1); font-size: 13px; }
.add-btn { flex: 1; height: 28px; border: none; border-radius: 8px; background: rgba(95,212,111,.15); color: var(--brand); font-size: 12px; font-weight: 600; }
.add-btn:active { background: var(--brand); color: #06230b; }
.cart-bar {
  position: sticky; bottom: 0; margin-top: 28px;
  background: rgba(13,15,19,.92); backdrop-filter: blur(12px);
  border: 1px solid var(--border); border-radius: var(--radius);
  display: flex; align-items: center; gap: 16px; padding: 14px 18px;
}
.cart-bar .count { font-size: 13px; color: var(--fg-2); }
.cart-bar .total { font-size: 13px; color: var(--fg-2); }
.cart-bar .total b { color: var(--brand); font-size: 20px; }
.cart-bar .btn-main { width: auto; margin: 0; padding: 0 26px; height: 40px; }

/* ===== 确认页 ===== */
.form-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; margin-bottom: 16px; }
.form-card h3 { font-size: 15px; font-weight: 700; margin-bottom: 16px; }
.form-card label { display: block; font-size: 13px; color: var(--fg-2); margin: 12px 0 6px; }
.form-card input, .form-card textarea { width: 100%; background: var(--bg-2); border: 1px solid var(--border); border-radius: 10px; color: var(--fg-1); padding: 10px 14px; font-size: 14px; outline: none; }
.form-card input:focus, .form-card textarea:focus { border-color: var(--brand); }
.form-card textarea { resize: vertical; min-height: 60px; }
.item-line { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px dashed var(--border); font-size: 13px; }
.item-line .name { flex: 1; min-width: 0; word-break: break-word; }
.item-line .sub { color: var(--fg-3); font-size: 12px; }
.total-line { display: flex; justify-content: space-between; padding: 14px 0 0; font-size: 14px; }
.total-line b { color: var(--brand); font-size: 18px; }

/* ===== 订单列表 ===== */
.order-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; margin-bottom: 12px; cursor: pointer; transition: border-color .15s; }
.order-card:hover { border-color: var(--brand); }
.order-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; flex-wrap: wrap; gap: 6px; }
.order-no { font-family: ui-monospace, monospace; font-size: 12px; color: var(--fg-3); }
.status { font-size: 12px; padding: 3px 10px; border-radius: 20px; font-weight: 600; }
.status-pending { background: rgba(245,196,81,.15); color: var(--yellow); }
.status-approved { background: rgba(95,212,111,.15); color: var(--brand); }
.status-dispatched { background: rgba(155,123,255,.15); color: var(--purple); }
.status-rejected { background: rgba(255,92,92,.15); color: var(--coral); }
.order-meta { font-size: 12px; color: var(--fg-3); }
.order-total { font-size: 14px; margin-top: 6px; }
.order-total b { color: var(--brand); }

/* ===== 订单详情 ===== */
.detail-line { display: flex; gap: 10px; padding: 6px 0; font-size: 13px; }
.detail-line .k { color: var(--fg-3); flex: 0 0 80px; }
.detail-line .v { flex: 1; word-break: break-word; }
.ship-box { background: rgba(155,123,255,.08); border: 1px solid rgba(155,123,255,.3); border-radius: 10px; padding: 12px 14px; margin-top: 12px; font-size: 13px; }
.ship-box b { color: var(--purple); }

/* ===== 通用 ===== */
.empty { color: var(--fg-3); text-align: center; padding: 60px 0; font-size: 14px; }
.err { color: var(--coral); }
.back { display: inline-flex; align-items: center; gap: 6px; color: var(--fg-2); font-size: 13px; margin-bottom: 16px; }
.back:hover { color: var(--brand); }
.toast {
  position: fixed; top: 20px; left: 50%; transform: translateX(-50%);
  background: var(--card); border: 1px solid var(--border); color: var(--fg-1);
  padding: 10px 22px; border-radius: 10px; font-size: 14px; z-index: 999; box-shadow: 0 8px 30px rgba(0,0,0,.5);
}
.toast.err { border-color: var(--coral); color: var(--coral); }
.badge { display: inline-block; background: var(--coral); color: #fff; border-radius: 20px; padding: 1px 7px; font-size: 11px; margin-left: 4px; }
.goods-img { {border: 1px solid var(--border);}
.goods-card:hover {border-color: var(--brand); transform: translateY(-2px);}
.goods-img { border: 1px solid var(--border); }
.goods-card:hover { border-color: var(--brand); transform: translateY(-2px); }