/* admin.css v13-clean
   手机端登录页 + 后台页面统一样式
   结构：基础变量 → 后台布局 → 组件/表单/表格 → 设置/PDF → 登录页 → 手机端响应式
*/

:root{
  --bg:#f5f7fb;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#64748b;
  --line:#e5e7eb;
  --soft:#f8fafc;
  --primary:#111827;
  --primary-2:#7c3aed;
  --danger:#991b1b;
  --danger-bg:#fee2e2;
  --ok:#166534;
  --ok-bg:#dcfce7;
  --warn:#ea580c;
  --shadow:0 14px 38px rgba(15,23,42,.07);
  --radius:18px;
  --topbar-h:56px;
  --sidebar-w:220px;
}

*{box-sizing:border-box}
html{min-height:100%;-webkit-text-size-adjust:100%}
body{margin:0;min-height:100%;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}

/* 后台整体布局 */
.admin-body{padding:0;background:var(--bg)}
.admin-topbar{position:fixed;inset:0 0 auto 0;z-index:80;height:var(--topbar-h);display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 16px;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);box-shadow:0 6px 22px rgba(15,23,42,.05);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.admin-logo{display:flex;align-items:center;gap:10px;min-width:0;font-size:16px;font-weight:950;white-space:nowrap}
.admin-logo>span:last-child{overflow:hidden;text-overflow:ellipsis}
.admin-logo-mark{width:36px;height:36px;flex:0 0 36px;display:grid;place-items:center;overflow:hidden;border:1px solid var(--line);border-radius:999px;background:#fff;box-shadow:0 6px 16px rgba(15,23,42,.07)}
.admin-logo-mark img{width:100%;height:100%;object-fit:contain;padding:4px;border-radius:inherit;background:#fff}
.admin-logo-mark i,.admin-logo-fallback i{font-size:16px;color:var(--primary)}
.admin-topbar-right{display:flex;align-items:center;justify-content:flex-end;gap:8px;min-width:0}
.admin-user{display:inline-flex;align-items:center;gap:6px;max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#475569;font-weight:850;font-size:13px}
.admin-shell{min-height:100vh;padding-top:var(--topbar-h)}
.admin-sidebar{position:fixed;top:var(--topbar-h);bottom:0;left:0;z-index:60;width:var(--sidebar-w);padding:12px;background:#0f172a;overflow:auto;border-right:1px solid rgba(255,255,255,.08)}
.admin-mobile-nav-title{display:none}
.admin-sidebar a{display:flex;align-items:center;gap:10px;margin-bottom:5px;padding:11px 12px;border-radius:13px;color:#cbd5e1;font-size:14px;font-weight:850;line-height:1.15;transition:background .16s,color .16s,transform .16s}
.admin-sidebar a i{width:18px;text-align:center;flex:0 0 18px}
.admin-sidebar a:hover,.admin-sidebar a.active{background:var(--primary-2);color:#fff}
.admin-main{margin-left:var(--sidebar-w);padding:18px;min-width:0}
.admin-page-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:0 0 14px}
.admin-page-head>div{display:grid;gap:5px;min-width:0}
.admin-page-head h1{margin:0;font-size:26px;line-height:1.12;letter-spacing:-.03em;color:var(--text)}
.admin-page-back,.admin-back-btn{border:1px solid var(--line);border-radius:999px;background:#fff;color:#111827;display:inline-flex;align-items:center;justify-content:center;gap:7px;font-weight:900;box-shadow:0 8px 20px rgba(15,23,42,.06)}
.admin-page-back{width:max-content;min-height:32px;padding:0 11px;background:#eef2ff;color:#3730a3;border-color:#e0e7ff;font-size:12px}
.admin-back-btn{min-height:34px;padding:0 11px;font-size:13px}
.admin-page-back:hover,.admin-back-btn:hover{background:#111827;border-color:#111827;color:#fff}

/* 通用按钮与提示 */
.primary-btn,.ghost-btn,.danger-btn{border:0;border-radius:12px;min-height:38px;padding:0 13px;display:inline-flex;align-items:center;justify-content:center;gap:7px;font-weight:900;font-size:13px;line-height:1.1;white-space:nowrap;transition:transform .16s,box-shadow .16s,background .16s}
.primary-btn{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(15,23,42,.16)}
.ghost-btn{background:#fff;border:1px solid #dbe1ea;color:#111827}
.danger-btn,.ghost-btn.danger{background:var(--danger-bg);border:1px solid #fecaca;color:var(--danger)}
.primary-btn:hover,.ghost-btn:hover,.danger-btn:hover{transform:translateY(-1px)}
.ghost-btn.small,.admin-table .ghost-btn.small{min-height:30px;padding:0 9px;border-radius:10px;font-size:12px}
.alert{margin:0 0 14px;padding:12px 14px;border-radius:15px;font-size:13px;font-weight:850;line-height:1.35}
.alert.ok{background:var(--ok-bg);color:var(--ok)}
.alert.error{background:var(--danger-bg);color:var(--danger)}
.alert.warn{background:#fff7ed;color:var(--warn)}
.badge{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:5px 9px;background:#e5e7eb;color:#334155;font-size:11.5px;font-weight:950;white-space:nowrap}
.badge.ok{background:var(--ok-bg);color:var(--ok)}
.badge.off{background:var(--danger-bg);color:var(--danger)}
.muted{color:var(--muted);font-weight:700}
.eyebrow{margin:0 0 4px;color:var(--primary-2);font-size:12px;font-weight:950;text-transform:uppercase;letter-spacing:.08em}

/* 卡片、统计与表格 */
.admin-card,.login-card{background:var(--card);border:1px solid #e8edf5;border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;margin-bottom:14px}
.compact-admin-card{padding:14px}
.card-head,.admin-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.card-head h2,.admin-card-head h1,.form-section h2,.setting-section-title h2{margin:0;line-height:1.2;color:var(--text)}
.card-head h2{font-size:18px}
.professional-head h1{font-size:22px;letter-spacing:-.02em}
.professional-head span{display:block;color:var(--muted);font-size:13px;font-weight:700;margin-top:3px}
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:14px}
.stat-card{position:relative;min-height:112px;display:block;overflow:hidden;background:#fff;border:1px solid #e8edf5;border-radius:20px;padding:16px;box-shadow:0 12px 30px rgba(15,23,42,.06)}
.stat-card span{display:block;color:var(--muted);font-size:12px;font-weight:900}
.stat-card strong{display:block;margin-top:6px;font-size:34px;line-height:1;font-weight:950;letter-spacing:-.04em}
.stat-card i{position:absolute;right:14px;bottom:14px;font-size:28px;color:#a78bfa;opacity:.78}
.admin-table{width:100%;border-collapse:separate;border-spacing:0 7px}
.admin-table th{padding:7px 8px;text-align:left;color:var(--muted);font-size:11px;font-weight:950;text-transform:uppercase;letter-spacing:.06em;white-space:nowrap}
.admin-table td{padding:8px;background:#f8fafc;vertical-align:middle;font-size:13px}
.admin-table tbody td:first-child{border-radius:14px 0 0 14px}
.admin-table tbody td:last-child{border-radius:0 14px 14px 0}
.admin-table small{display:block;color:var(--muted);font-size:11.5px;line-height:1.35;font-weight:700}
.admin-table input,.admin-table select{min-height:34px;border:1px solid #dbe1ea;border-radius:10px;background:#fff;padding:7px 9px;font-size:13px}
.admin-table select{height:34px}
.thumb{width:48px;height:48px;border-radius:13px;object-fit:contain;background:#eef2ff;border:1px solid #e5e7eb}
.admin-icon-cell{width:42px;height:42px;border-radius:12px;background:#eef2ff;color:var(--primary-2);display:grid;place-items:center;font-size:18px}
.actions{display:flex;align-items:center;gap:6px;flex-wrap:wrap;min-width:180px}
.actions form,.inline-form{display:inline-flex;align-items:center;gap:6px;margin:0}

/* 表单 */
.admin-form{display:grid;gap:12px}
.grid-form,.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.form-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-form .full,.form-grid .full,.settings-grid .full{grid-column:1/-1}
.admin-form label,.settings-grid label{display:grid;gap:6px;color:#334155;font-size:13px;font-weight:900}
.admin-form input,.admin-form textarea,.admin-form select,.admin-search input,.inline-form input,.copy-field{width:100%;min-width:0;border:1px solid #dbe1ea;border-radius:13px;background:#fff;padding:9px 11px;color:#111827;font:inherit;font-size:14px;outline:none}
.admin-form input:focus,.admin-form textarea:focus,.admin-form select:focus,.admin-search input:focus,.copy-field:focus{border-color:#93c5fd;box-shadow:0 0 0 3px rgba(59,130,246,.18)}
.admin-form textarea{min-height:108px;resize:vertical;line-height:1.45}
.admin-form small,.settings-grid small,.settings-note{color:var(--muted);font-size:12px;font-weight:650;line-height:1.45}
.admin-search{display:flex;align-items:center;gap:8px;min-width:min(420px,100%)}
.form-actions{display:flex;align-items:center;gap:9px;flex-wrap:wrap}
.sticky-actions{position:sticky;bottom:12px;z-index:30;padding:10px;border:1px solid rgba(226,232,240,.95);border-radius:16px;background:rgba(255,255,255,.96);box-shadow:0 16px 40px rgba(15,23,42,.13);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.check{display:flex!important;align-items:center;gap:9px!important;font-weight:850!important}
.check input{width:auto!important;min-height:auto!important;accent-color:var(--primary-2)}
.inline-checks{display:flex;align-items:end;gap:12px;flex-wrap:wrap}
.product-form{display:grid;gap:12px}
.form-section{display:grid;gap:12px;padding:13px;border:1px solid #e7ecf4;border-radius:17px;background:#fff;box-shadow:0 8px 22px rgba(15,23,42,.04)}
.form-section-head{display:flex;align-items:flex-start;gap:10px;padding-bottom:10px;border-bottom:1px dashed #e5e7eb}
.form-section-head>i{width:34px;height:34px;border-radius:12px;background:#eef2ff;color:var(--primary-2);display:grid;place-items:center;flex:0 0 auto}
.form-section-head p{margin:3px 0 0;color:var(--muted);font-size:12px;font-weight:650;line-height:1.35}
.stock-cost-row{margin-bottom:0}
.tier-editor{display:grid;gap:8px}
.tier-editor-head,.tier-editor-row{display:grid;grid-template-columns:1fr 130px 160px;gap:8px;align-items:center}
.tier-editor-head{padding:0 8px;color:var(--muted);font-size:11px;font-weight:950;text-transform:uppercase;letter-spacing:.06em}
.tier-editor-row{padding:8px;border:1px solid var(--line);border-radius:14px;background:#f8fafc}
.tier-editor-row strong{font-size:13px;color:#111827}
.image-manager{display:grid;gap:9px;padding:10px;border:1px dashed #cbd5e1;border-radius:16px;background:#f8fafc}
.image-manager p{margin:0;color:var(--muted);font-size:12px;font-weight:700}
.image-manager-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:9px}
.image-manager-item{display:grid!important;gap:6px;padding:8px;border:1px solid #e2e8f0;border-radius:14px;background:#fff;font-size:12px;font-weight:700}
.image-manager-item img{width:100%;aspect-ratio:1/1;object-fit:contain;border-radius:12px;background:#f1f5f9}
.logo-preview{display:flex;align-items:center;gap:12px;padding:10px;border:1px solid var(--line);border-radius:15px;background:#f8fafc}
.logo-preview img{width:70px;height:70px;border-radius:999px;object-fit:contain;background:#fff;border:1px solid var(--line);padding:6px}

/* 设置页、PDF页、询价页 */
.settings-dashboard,.pdf-status-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:14px}
.settings-status-card{min-height:86px;display:flex;align-items:center;gap:10px;padding:13px;background:#fff;border:1px solid #e8edf5;border-radius:18px;box-shadow:0 10px 26px rgba(15,23,42,.05);overflow:hidden}
.settings-status-card>i{width:40px;height:40px;border-radius:14px;display:grid;place-items:center;flex:0 0 40px;background:#eef2ff;color:var(--primary-2);font-size:18px}
.settings-status-card.ok>i{background:var(--ok-bg);color:#16a34a}
.settings-status-card.warn>i{background:#fff7ed;color:var(--warn)}
.settings-status-card span{display:block;color:var(--muted);font-size:11px;font-weight:950;text-transform:uppercase;letter-spacing:.05em}
.settings-status-card strong{display:block;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:16px;line-height:1.15}
.settings-status-card small{display:block;margin-top:2px;color:var(--muted);font-size:11.5px;line-height:1.3;overflow:hidden;text-overflow:ellipsis}
.store-settings-form{gap:12px}
.setting-section{padding:0;overflow:hidden}
.setting-section-title{display:flex;align-items:flex-start;gap:10px;padding:13px;background:linear-gradient(135deg,#fbfdff,#f5f3ff);border-bottom:1px solid var(--line)}
.setting-section-title>i{width:36px;height:36px;border-radius:13px;background:#111827;color:#fff;display:grid;place-items:center;flex:0 0 auto}
.setting-section-title p{margin:3px 0 0;color:var(--muted);font-size:12.5px;font-weight:650;line-height:1.35}
.settings-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;padding:13px}
.tier-admin-grid{display:grid;gap:8px;padding:13px}
.tier-admin-head,.tier-admin-row{display:grid;grid-template-columns:1fr 1.4fr 150px 76px;gap:8px;align-items:center}
.tier-admin-head{padding:0 8px;color:var(--muted);font-size:11.5px;font-weight:950;text-transform:uppercase;letter-spacing:.05em}
.tier-admin-row{padding:8px;border:1px solid var(--line);border-radius:14px;background:#fbfdff}
.tier-admin-row strong{font-size:13.5px;color:#111827}
.switch-check{display:flex!important;align-items:center!important;justify-content:center!important;margin:0!important}
.switch-check input{display:none}
.switch-check span{position:relative;display:block;width:42px;height:24px;border-radius:999px;background:#cbd5e1;transition:.16s}
.switch-check span:before{content:"";position:absolute;left:3px;top:3px;width:18px;height:18px;border-radius:999px;background:#fff;box-shadow:0 2px 8px rgba(15,23,42,.18);transition:.16s}
.switch-check input:checked+span{background:var(--primary-2)}
.switch-check input:checked+span:before{transform:translateX(18px)}
.settings-note{margin:0;padding:0 13px 13px}
.pdf-settings-form .setting-switch{display:flex!important;align-items:center;gap:10px;padding:12px;border:1px solid var(--line);border-radius:14px;background:#f8fafc}
.pdf-created-alert a{font-weight:950;text-decoration:underline}
.copy-field{min-width:260px;background:#f9fafb;color:#334155}
.pdf-table td,.inquiry-table td{vertical-align:top}
.mini-cart-list{display:grid;gap:4px}
.mini-cart-list span{display:block;padding:5px 7px;border:1px solid #edf0f6;border-radius:10px;background:#f8fafc;font-size:12px;font-weight:700}

/* 登录页 */
.login-body{min-height:100vh;min-height:100svh;display:grid;place-items:center;padding:88px 16px 28px;overflow-x:hidden;background:radial-gradient(circle at 12% 10%,rgba(124,58,237,.36),transparent 32%),radial-gradient(circle at 82% 18%,rgba(14,165,233,.22),transparent 30%),linear-gradient(135deg,#0b1220 0%,#1e1b4b 52%,#4c1d95 100%)}
.login-page-top,.login-page-top-pro{position:fixed;top:calc(env(safe-area-inset-top,0px) + 12px);left:14px;right:14px;z-index:90;display:flex;align-items:center;justify-content:space-between;gap:10px;pointer-events:none}
.login-back-top,.login-store-top{min-height:40px;border:1px solid rgba(255,255,255,.34);border-radius:999px;padding:0 14px;background:rgba(255,255,255,.14);color:#fff;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:950;font-size:13px;box-shadow:0 12px 28px rgba(15,23,42,.20);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);pointer-events:auto;text-decoration:none}
.login-store-top{background:#fff;color:#111827;border-color:#fff}
.login-shell,.login-shell-pro,.login-shell-redesign{width:min(470px,92vw);display:block}
.login-card-b2b,.login-card-pro{position:relative;width:100%;margin:0;padding:24px;border-radius:28px;background:rgba(255,255,255,.985);border:1px solid rgba(255,255,255,.80);box-shadow:0 30px 80px rgba(15,23,42,.30);overflow:hidden}
.login-brand-row{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.login-logo-circle{width:52px;height:52px;border-radius:999px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;overflow:hidden;box-shadow:0 10px 26px rgba(15,23,42,.10);flex:0 0 52px}
.login-logo-circle img{width:100%;height:100%;object-fit:contain;padding:5px;border-radius:inherit;background:#fff}
.login-logo-circle i{font-size:21px;color:#111827}
.login-brand-copy{min-width:0;flex:1}
.login-brand-copy strong,.login-brand-row strong{display:block;font-size:18px;line-height:1.05;color:#111827;font-weight:950}
.login-brand-copy span,.login-brand-row span{display:block;margin-top:4px;color:var(--muted);font-size:12px;font-weight:850;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.login-badge{font-style:normal;border-radius:999px;background:#ecfdf5;color:#166534;padding:6px 9px;font-size:11px;font-weight:950;letter-spacing:.06em}
.login-title-block p{display:inline-flex;align-items:center;gap:7px;margin:0 0 8px;color:var(--primary-2);font-size:12px;text-transform:uppercase;letter-spacing:.06em;font-weight:950}
.login-card-b2b h1,.login-card-pro h1{margin:0 0 18px;color:#0f172a;font-size:36px;line-height:1;letter-spacing:-.045em}
.login-card-b2b label,.login-card-pro label{display:grid;gap:7px;margin:11px 0;color:#111827;font-weight:950;font-size:14px}
.login-card-b2b input,.login-card-pro input{height:48px;border:1px solid #d9e1ed;border-radius:16px;background:#fff;padding:0 15px;font-size:15px;font-weight:850;outline:none}
.login-card-b2b input:focus,.login-card-pro input:focus{border-color:#7dd3fc;box-shadow:0 0 0 3px rgba(14,165,233,.25)}
.login-submit{width:100%;min-height:46px;margin-top:8px;border-radius:16px;font-size:15px}
.login-mini-links{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.login-mini-links span{display:inline-flex;align-items:center;gap:6px;border-radius:999px;background:#f8fafc;color:var(--muted);padding:7px 9px;font-size:12px;font-weight:850}
.login-logo,.login-hint{display:none}
.hint{color:var(--muted);font-size:13px}

/* 平板 */
@media(max-width:1100px){
  .stats-grid,.settings-dashboard,.pdf-status-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}

/* 手机端后台：顶部横向菜单 + 单列内容 */
@media(max-width:900px){
  :root{--topbar-h:52px;--sidebar-w:0px}
  .admin-topbar{height:52px;padding:0 10px;gap:8px}
  .admin-logo{max-width:42vw;gap:8px;font-size:14px}
  .admin-logo-mark{width:34px;height:34px;flex-basis:34px}
  .admin-user{display:none}
  .admin-topbar-right{gap:5px}
  .admin-topbar-right>.ghost-btn{min-width:36px;min-height:34px;padding:0 9px;font-size:0;border-radius:999px}
  .admin-topbar-right>.ghost-btn:before{font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px}
  .admin-topbar-right>a[href="index.php"]:before{content:"\f57d"}
  .admin-topbar-right>a[href="admin-logout.php"]:before{content:"\f2f5"}
  .admin-back-btn{width:34px;padding:0;border-radius:999px}
  .admin-back-btn span{display:none}
  .admin-shell{padding-top:52px}
  .admin-sidebar{position:sticky;top:52px;left:auto;bottom:auto;width:100%;display:flex;align-items:center;gap:7px;padding:9px 10px;background:rgba(255,255,255,.97);border-right:0;border-bottom:1px solid var(--line);box-shadow:0 8px 24px rgba(15,23,42,.08);overflow-x:auto;overflow-y:hidden;scrollbar-width:none;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
  .admin-sidebar::-webkit-scrollbar{display:none}
  .admin-mobile-nav-title{position:sticky;left:0;z-index:2;display:inline-flex;align-items:center;gap:6px;flex:0 0 auto;min-height:34px;padding:0 10px;border-radius:999px;background:#0f172a;color:#fff;font-size:12px;font-weight:950;box-shadow:8px 0 16px rgba(255,255,255,.96)}
  .admin-sidebar a{flex:0 0 auto;margin:0;min-height:34px;padding:0 11px;border:1px solid #e6edf6;border-radius:999px;background:#f8fafc;color:#334155;font-size:12.5px;font-weight:900;white-space:nowrap}
  .admin-sidebar a:hover,.admin-sidebar a.active{background:#111827;border-color:#111827;color:#fff}
  .admin-sidebar a[href="admin.php"]{background:#ecfeff;border-color:#bae6fd;color:#075985}
  .admin-sidebar a[href="admin.php"].active{background:#111827;border-color:#111827;color:#fff}
  .admin-main{margin-left:0;padding:12px 10px 28px}
  .admin-page-head{align-items:flex-start;gap:10px;margin:4px 0 12px;padding:0 2px}
  .admin-page-head h1{font-size:23px;word-break:break-word}
  .admin-page-head>.ghost-btn{display:none}
  .admin-page-back{min-height:30px;padding:0 10px;font-size:12px}
  .stats-grid{gap:10px;margin-bottom:12px}
  .stat-card{min-height:104px;padding:14px;border-radius:20px}
  .stat-card strong{font-size:31px}
  .stat-card i{right:12px;bottom:12px;font-size:25px}
  .admin-card{padding:12px;border-radius:20px;margin-bottom:12px;overflow-x:auto;-webkit-overflow-scrolling:touch}
  .compact-admin-card{padding:12px}
  .card-head,.admin-card-head,.professional-head{display:grid;grid-template-columns:1fr;align-items:stretch;gap:10px;margin-bottom:12px}
  .card-head>div,.admin-card-head>div{min-width:0}
  .card-head h2{font-size:17px}
  .professional-head h1{font-size:19px;line-height:1.15}
  .card-head .primary-btn,.card-head .ghost-btn,.admin-search button{width:100%}
  .admin-search{width:100%;min-width:0;display:grid;grid-template-columns:1fr auto;gap:8px}
  .admin-search input{min-height:42px}
  .admin-table{min-width:720px;border-spacing:0 7px;font-size:13px}
  .admin-table th:nth-child(n),.admin-table td:nth-child(n){display:table-cell}
  .admin-table th{padding:7px;white-space:nowrap}
  .admin-table td{padding:8px 7px}
  .admin-table.pdf-table{min-width:680px}
  .actions{min-width:190px}
  .actions .ghost-btn,.actions .danger-btn{min-height:32px;padding:0 9px;font-size:12px;border-radius:10px}
  .grid-form,.form-grid,.form-grid.two,.settings-grid{grid-template-columns:1fr;gap:11px}
  .admin-form input,.admin-form textarea,.admin-form select,.inline-form input,.copy-field{min-height:44px;border-radius:14px;padding:9px 11px}
  .admin-form textarea{min-height:112px}
  .check{min-height:42px;padding:9px 10px;border:1px solid var(--line);border-radius:14px;background:#f8fafc}
  .check input{width:18px!important;height:18px!important}
  .inline-checks{display:grid;grid-template-columns:1fr;gap:8px}
  .form-section{padding:12px;border-radius:18px}
  .tier-editor-head,.tier-admin-head{display:none}
  .tier-editor-row,.tier-admin-row{grid-template-columns:1fr;gap:7px;padding:10px;border-radius:16px}
  .switch-check{justify-content:flex-start!important}
  .image-manager-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .form-actions,.sticky-actions{display:grid;grid-template-columns:1fr;width:100%;bottom:calc(env(safe-area-inset-bottom,0px) + 10px)}
  .form-actions .primary-btn,.form-actions .ghost-btn,.form-actions .danger-btn,.sticky-actions .primary-btn,.sticky-actions .ghost-btn{width:100%;min-height:42px;border-radius:14px}
  .settings-dashboard,.pdf-status-grid{grid-template-columns:1fr;gap:10px;margin-bottom:12px}
  .settings-status-card{min-height:86px;padding:13px;border-radius:18px}
  .setting-section{overflow:visible}
  .setting-section-title{padding:12px}
  .settings-grid,.tier-admin-grid{padding:12px}
  .logo-preview{align-items:flex-start;flex-direction:column}
  .copy-field{min-width:180px}
  .mini-cart-list span{font-size:11.5px}
}

/* 小屏登录页 */
@media(max-width:640px){
  .login-body{place-items:center;padding:74px 14px 18px}
  .login-page-top,.login-page-top-pro{top:calc(env(safe-area-inset-top,0px) + 9px);left:12px;right:12px}
  .login-back-top,.login-store-top{min-height:36px;padding:0 12px;font-size:12.5px}
  .login-shell,.login-shell-pro,.login-shell-redesign{width:100%;max-width:430px}
  .login-card-b2b,.login-card-pro{padding:20px;border-radius:26px;box-shadow:0 24px 60px rgba(15,23,42,.30)}
  .login-logo-circle{width:48px;height:48px;flex-basis:48px}
  .login-brand-row{gap:10px;margin-bottom:14px}
  .login-brand-copy strong,.login-brand-row strong{font-size:17px}
  .login-brand-copy span,.login-brand-row span{max-width:175px;font-size:11.5px}
  .login-title-block p{font-size:10.5px;line-height:1.25}
  .login-card-b2b h1,.login-card-pro h1{font-size:31px;margin-bottom:15px}
  .login-card-b2b label,.login-card-pro label{font-size:13.5px;margin:10px 0}
  .login-card-b2b input,.login-card-pro input{height:46px;font-size:16px;border-radius:16px}
  .login-submit{min-height:46px;border-radius:16px}
  .login-mini-links{display:none}
}

@media(max-width:380px){
  .admin-logo>span:last-child{display:none}
  .admin-logo{max-width:42px}
  .stats-grid{grid-template-columns:1fr}
  .login-card-b2b,.login-card-pro{padding:18px;border-radius:23px}
  .login-brand-copy span,.login-brand-row span{max-width:145px}
  .login-badge{display:none}
}

/* ===== V15 Editable PDF quotation final layer ===== */
.quote-edit-hero{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:18px;border:1px solid rgba(226,232,240,.95);background:linear-gradient(135deg,#ffffff 0%,#f8fbff 100%)}
.quote-edit-hero h1{margin:3px 0 6px;font-size:28px;letter-spacing:-.04em;color:#0f172a}.quote-edit-hero span{color:#64748b;font-weight:700}.quote-edit-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}.quote-edit-form .form-section{background:#fff;border:1px solid #e5e7eb;border-radius:22px;padding:20px;margin-bottom:16px;box-shadow:0 14px 34px rgba(15,23,42,.05)}
.quote-lines-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:12px 0}.quote-live-total{display:inline-flex;align-items:center;gap:10px;border:1px solid #dbeafe;background:#eff6ff;border-radius:999px;padding:9px 14px}.quote-live-total span{color:#64748b;font-size:12px;font-weight:900;text-transform:uppercase}.quote-live-total strong{color:#0f172a}.quote-lines-table-wrap{overflow-x:auto;border-radius:18px;border:1px solid #e5e7eb;background:#fff}.quote-lines-table{min-width:980px;margin:0}.quote-lines-table th{white-space:nowrap}.quote-lines-table td{vertical-align:middle}.quote-lines-table input{width:100%;min-height:42px;border:1px solid #dbe3ef;border-radius:12px;padding:9px 10px;font-weight:800;background:#fff}.quote-lines-table input:focus{outline:none;border-color:#8b5cf6;box-shadow:0 0 0 3px rgba(139,92,246,.12)}.quote-lines-table td:nth-child(1){min-width:280px}.quote-lines-table td:nth-child(2){width:110px}.quote-lines-table td:nth-child(3),.quote-lines-table td:nth-child(4){width:150px}.quote-lines-table td:nth-child(5){min-width:220px}.quote-summary-card{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:86px}.quote-summary-card>div{border:1px solid #e5e7eb;border-radius:18px;background:#f8fafc;padding:14px}.quote-summary-card span{display:block;color:#64748b;font-size:12px;font-weight:900;text-transform:uppercase}.quote-summary-card strong{display:block;margin-top:5px;font-size:22px;color:#0f172a}.pdf-actions-cell{display:flex;flex-direction:column;gap:8px;align-items:flex-start}.admin-table .small{padding:8px 11px;border-radius:12px;font-size:13px}.danger-btn.small{padding:8px 10px;border-radius:12px}
@media (max-width:900px){.quote-edit-hero{display:block;padding:18px}.quote-edit-hero h1{font-size:22px}.quote-edit-actions{justify-content:flex-start;margin-top:14px}.quote-lines-toolbar{align-items:stretch;flex-direction:column}.quote-live-total{justify-content:space-between;border-radius:16px}.quote-summary-card{grid-template-columns:1fr;margin-bottom:96px}.quote-summary-card strong{font-size:19px}.quote-edit-form .form-section{border-radius:18px;padding:15px}.pdf-actions-cell{min-width:138px}.quote-lines-table{min-width:860px}.quote-lines-table input{font-size:16px}.quote-lines-table-wrap{margin:0 -2px}}