/* 前台公共样式 - 移动端 H5 */
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{font-size:14px;-webkit-text-size-adjust:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:#fafafa;color:#333;line-height:1.6;min-height:100vh;padding-bottom:56px;-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%}
body.no-tabbar{padding-bottom:0}
a{color:#0ea5e9;text-decoration:none}
img{max-width:100%;display:block}
input,button,select,textarea{font-family:inherit;font-size:inherit;outline:none;border:none;background:none}
button{cursor:pointer}

/* 顶部导航 */
.fw-header{position:fixed;top:0;left:0;right:0;height:46px;background:#fff;border-bottom:1px solid #e5e7eb;display:flex;align-items:center;justify-content:center;z-index:100}
.fw-header h1{font-size:17px;font-weight:600;color:#1f2937}
.fw-header .back{position:absolute;left:0;top:0;bottom:0;width:46px;display:flex;align-items:center;justify-content:center;color:#666}
.fw-header .back::before{content:"";display:block;width:10px;height:10px;border-left:2px solid #666;border-bottom:2px solid #666;transform:rotate(45deg)}
.fw-header .right{position:absolute;right:14px;top:0;bottom:0;display:flex;align-items:center;font-size:14px;color:#0ea5e9}
.fw-body{padding-top:46px}

/* 深色 header 变体 */
.fw-header.dark{background:#2b2b2b;border-bottom-color:#2b2b2b}
.fw-header.dark h1{color:#fff}
.fw-header.dark .back{color:#fff}
.fw-header.dark .back::before{border-color:#fff}
.fw-header.dark .right{color:#fff}

/* 防伪查询页（深色 / 背景图） */
.fw-page-fwquery{
    position:relative;
    min-height:calc(100vh - 46px);   /* 减去黑色 header 高度，让背景填满剩余可视区 */
    background:#d9d9d9 url(/assets/images/fw_query_bg.png) center center / cover no-repeat;
    padding:30px 0 40px;
}
.fw-page-fwquery .logo{text-align:center;padding:24px 0 34px}
.fw-page-fwquery .logo img{width:100%;max-width:100%;display:block}
.fw-page-fwquery .fw-fbox{padding:0 16px}
.fw-page-fwquery .fw-fbox .row{display:flex;margin-bottom:10px;background:#fff;border-radius:4px;overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.fw-page-fwquery .fw-fbox .row input{flex:1;padding:13px 14px;border:0;font-size:15px;color:#333;background:transparent;letter-spacing:.5px}
.fw-page-fwquery .fw-fbox .row input::placeholder{color:#9ca3af;font-size:13px}
.fw-page-fwquery .fw-fbox .row .scan{width:80px;background:#2b2b2b;color:#fff;border:0;font-size:14px;cursor:pointer;flex-shrink:0}
.fw-page-fwquery .fw-fbox .row .scan:active{background:#000}
.fw-page-fwquery .fw-fbox .btn-query{display:block;width:100%;padding:14px 0;background:#1e1e1e;color:#fff;border:0;border-radius:4px;font-size:16px;font-weight:500;margin-top:6px;cursor:pointer;letter-spacing:1px}
.fw-page-fwquery .fw-fbox .btn-query:active{background:#000}
.fw-page-fwquery .notes{margin:18px 16px 0;font-size:14px;color:#333;line-height:1.6}
.fw-page-fwquery .notes .red{color:#000}

/* 查询结果区（按钮下方，纯文字风格，对齐原站） */
.fw-fresult{margin:16px;padding:14px 16px;background:rgba(255,255,255,.55);border-radius:4px;font-size:13.5px;line-height:1.85;color:#222}
.fw-fresult .hl{color:#d33;font-weight:600;font-size:15px;padding:0 2px}
.fw-fresult-ok{border-left:3px solid #15803d}
.fw-fresult-warn{border-left:3px solid #f59e0b}
.fw-fresult-fail{border-left:3px solid #d33;color:#b91c1c}

/* ===== 登录 / 注册页（直接用原站背景图，含书法标题 + 金色丝带） ===== */
.fw-page-login{
    position:relative;min-height:100vh;color:#fff;overflow:hidden;
    background:#000 url(/assets/images/login_bg.png) center top / cover no-repeat;
}
.fw-page-login .login-inner{
    position:relative;z-index:2;
    padding:38vh 24px 30px;
    min-height:100vh;box-sizing:border-box;
    max-width:520px;margin:0 auto;
}
/* 仅当页面用 has-html-title 时显示 HTML 标题（注册 / 管理员登录） */
.fw-page-login .login-title,
.fw-page-login .login-subtitle{display:none}
.fw-page-login.has-html-title .login-inner{padding-top:14vh}
.fw-page-login.has-html-title .login-title{
    display:block;text-align:center;color:#f6f6f6;font-size:30px;
    font-family:"FangSong","STFangsong","KaiTi","STKaiti","Songti SC","SimSun",serif;
    letter-spacing:8px;margin:0 0 10px;font-weight:400;font-style:italic;text-indent:8px;
    text-shadow:0 0 10px rgba(0,0,0,.85);
}
.fw-page-login.has-html-title .login-subtitle{
    display:block;text-align:center;color:#bdbdbd;font-size:11px;
    letter-spacing:2px;margin-bottom:24vh;font-weight:300;
    text-shadow:0 0 10px rgba(0,0,0,.85);
}
.fw-page-login .login-tabline{text-align:center;color:#fff;font-size:14px;padding:0 0 12px;border-bottom:2px solid #2a8f5f;width:calc(100% + 32px);margin:0 -16px 26px;box-sizing:border-box}
.fw-page-login .login-form{position:relative}
.fw-page-login .login-form input{display:block;width:100%;padding:14px 16px;background:#fff;color:#333;border:0;border-radius:3px;margin-bottom:12px;font-size:14px;box-sizing:border-box;outline:none}
.fw-page-login .login-form input::placeholder{color:#9aa0a6}
.fw-page-login .login-form select{display:block;width:100%;padding:14px 16px;background:#fff;color:#333;border:0;border-radius:3px;margin-bottom:12px;font-size:14px;box-sizing:border-box;outline:none;appearance:none;-webkit-appearance:none}
.fw-page-login .login-btn{display:block;width:100%;padding:13px 0;background:#7c7c8a;color:#fff;border:0;border-radius:3px;margin-top:24px;font-size:15px;letter-spacing:4px;cursor:pointer;text-align:center;text-decoration:none}
.fw-page-login .login-btn:active{background:#6a6a78}
.fw-page-login .login-btn .check{display:inline-block;width:18px;height:18px;background:rgba(255,255,255,.22);border-radius:50%;line-height:16px;text-align:center;font-size:11px;margin-right:6px;vertical-align:middle}
.fw-page-login .login-gesture{display:block;text-align:center;color:#fff;font-size:15px;margin-top:18px;text-decoration:underline;text-shadow:0 0 6px rgba(0,0,0,.7)}
.fw-page-login .login-foot{text-align:center;color:#bdbdbd;font-size:13px;margin-top:24px;line-height:1.7;text-shadow:0 0 8px rgba(0,0,0,.8)}
.fw-page-login .login-foot a{color:#4dd0a3;text-decoration:none;margin:0 6px}
.fw-page-login .login-alert{text-align:center;color:#ff7676;font-size:13px;margin-bottom:14px;min-height:18px;text-shadow:0 0 6px rgba(0,0,0,.8)}

/* ===== 九宫格手势页 ===== */
.gesture-page{text-align:center;padding:24px 16px}
.gesture-avatar{width:80px;height:80px;border-radius:50%;background:#d9d9d9 url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 80 80'><circle cx='40' cy='32' r='15' fill='%23bdbdbd'/><path d='M14 76c0-14 12-22 26-22s26 8 26 22z' fill='%23bdbdbd'/></svg>") center/cover no-repeat;margin:8px auto 14px}
.gesture-account{display:block;width:100%;max-width:330px;margin:0 auto 8px;padding:11px 14px;border:1px solid #e5e7eb;border-radius:6px;background:#fff;font-size:15px;text-align:center;outline:none;box-sizing:border-box}
.gesture-account:focus{border-color:#2a8f5f}
.gesture-acc{text-align:center;color:#666;font-size:14px;margin:6px 0 6px;letter-spacing:.5px}
.gesture-tip{font-size:14px;color:#d33;margin:14px 0 8px;min-height:22px}
.gesture-wrap{display:inline-block;background:#fff;border-radius:8px;padding:14px;box-shadow:0 2px 8px rgba(0,0,0,.05);margin-bottom:12px}
.gesture-wrap canvas{display:block;touch-action:none;user-select:none;-webkit-user-select:none}
.gesture-foot{margin-top:14px;font-size:13px}
.gesture-foot a{color:#2a8f5f;text-decoration:none;margin:0 8px}
.gesture-foot a:active{opacity:.7}

/* 底部导航 */
.fw-tabbar{position:fixed;bottom:0;left:0;right:0;height:56px;background:#fff;border-top:1px solid #e5e7eb;display:flex;z-index:100}
.fw-tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#666;position:relative}
.fw-tabbar a.active{color:#0ea5e9}
.fw-tabbar .icon{width:22px;height:22px;margin-bottom:2px;fill:currentColor}
.fw-tabbar .label{font-size:11px}
.fw-tabbar .badge{position:absolute;top:6px;right:calc(50% - 18px);min-width:16px;height:16px;background:#ef4444;color:#fff;border-radius:8px;font-size:10px;line-height:16px;padding:0 4px;text-align:center}

/* 卡片单元 */
.fw-cells{background:#fff;margin:10px 0;position:relative}
.fw-cells::before,.fw-cells::after{content:"";position:absolute;left:0;right:0;height:1px;background:#e5e7eb}
.fw-cells::before{top:0}
.fw-cells::after{bottom:0}
.fw-cell{display:flex;align-items:center;padding:10px 15px;position:relative;background:#fff;font-size:17px;line-height:1.41176471}
.fw-cell+.fw-cell::before{content:"";position:absolute;top:0;left:15px;right:0;height:1px;background:#d9d9d9;transform:scaleY(.5);transform-origin:0 0}
.fw-cell .bd{flex:1;color:#000}
.fw-cell .ft{color:#999;text-align:right}
.fw-cell .ft.price{color:#ef4444;font-weight:600}
.fw-cell.link::after{content:"";display:block;width:8px;height:8px;border-top:2px solid #c7c7c7;border-right:2px solid #c7c7c7;transform:rotate(45deg);margin-left:8px}
.fw-cell.link:active{background:#f5f6f7}

/* 按钮 */
.fw-btn{display:block;width:100%;padding:13px 0;background:#0ea5e9;color:#fff;border-radius:6px;font-size:16px;text-align:center;font-weight:500;transition:all .15s}
.fw-btn:active{background:#0284c7}
.fw-btn.success{background:#22c55e}.fw-btn.success:active{background:#16a34a}
.fw-btn.warn{background:#f59e0b}.fw-btn.warn:active{background:#d97706}
.fw-btn.danger{background:#ef4444}.fw-btn.danger:active{background:#dc2626}
.fw-btn.outline{background:#fff;color:#0ea5e9;border:1px solid #0ea5e9}
.fw-btn.outline:active{background:#f0f9ff}
.fw-btn-area{padding:16px}
.fw-btn-sm{display:inline-block;padding:6px 12px;font-size:13px;border-radius:4px;background:#0ea5e9;color:#fff}

/* 表单 */
.fw-form{background:#fff;margin:10px 0;padding:6px 0}
.fw-field{display:flex;align-items:center;padding:12px 16px;border-bottom:1px solid #f1f1f1}
.fw-field:last-child{border-bottom:none}
.fw-field label{width:80px;font-size:15px;color:#1f2937;flex-shrink:0}
.fw-field input,.fw-field textarea,.fw-field select{flex:1;padding:6px 0;background:transparent;border:none;font-size:15px;color:#1f2937}
.fw-field input::placeholder{color:#bbb}
.fw-field-block{display:block;padding:12px 16px;border-bottom:1px solid #f1f1f1}
.fw-field-block label{display:block;font-size:14px;color:#666;margin-bottom:8px}
.fw-field-block input,.fw-field-block textarea{width:100%;padding:10px 12px;background:#f7f8fa;border-radius:6px;font-size:15px;color:#1f2937}
.fw-field-block textarea{min-height:80px;resize:vertical}

/* 提示 */
.fw-alert{padding:10px 16px;font-size:14px;text-align:center;color:#666;background:#fffbeb;border-top:1px solid #fde68a;border-bottom:1px solid #fde68a}
.fw-alert.error{background:#fef2f2;color:#b91c1c;border-color:#fecaca}
.fw-alert.success{background:#f0fdf4;color:#15803d;border-color:#bbf7d0}
.fw-alert.info{background:#eff6ff;color:#1d4ed8;border-color:#bfdbfe}

/* 通用 */
.fw-padding{padding:16px}
.text-center{text-align:center}
.text-red{color:#ef4444}
.text-green{color:#22c55e}
.text-gray{color:#9ca3af}
.text-primary{color:#0ea5e9}
.text-lg{font-size:18px}
.text-sm{font-size:12px}
.fw-mt-10{margin-top:10px}
.fw-mt-20{margin-top:20px}
.fw-mb-10{margin-bottom:10px}

/* 产品页 */
.product-hero img{width:100%;display:block}
.product-title{padding:14px 16px;background:#fff;font-size:18px;font-weight:600;color:#1f2937}

/* 防伪查询 */
.fw-query-box{background:#fff;border-radius:8px;margin:14px;padding:18px;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.fw-query-box h2{font-size:17px;color:#0ea5e9;margin-bottom:14px;text-align:center;font-weight:600}
.fw-query-box .input-group{display:flex;gap:8px;margin-bottom:10px}
.fw-query-box .input-group input{flex:1;padding:11px 12px;background:#f7f8fa;border-radius:6px;font-size:15px;letter-spacing:1px;text-align:center}
.fw-query-box .input-group input.short{flex:0 0 90px}
.fw-result{background:#fff;margin:14px;padding:18px;border-radius:8px;text-align:center}
.fw-result .icon-big{width:64px;height:64px;border-radius:50%;margin:10px auto;display:flex;align-items:center;justify-content:center;font-size:36px;color:#fff}
.fw-result .icon-big.ok{background:#22c55e}
.fw-result .icon-big.warn{background:#f59e0b}
.fw-result .icon-big.fail{background:#ef4444}
.fw-result h3{font-size:18px;margin:8px 0}
.fw-result .msg{color:#666;line-height:1.7;font-size:14px;margin:14px 0}
.fw-result .meta{margin-top:14px;padding-top:14px;border-top:1px dashed #e5e7eb;font-size:13px;color:#9ca3af}

/* 列表项 */
.list-card{background:#fff;margin:10px 0;padding:14px 16px;display:flex;gap:12px}
.list-card .thumb{width:80px;height:80px;border-radius:6px;background:#f3f4f6;overflow:hidden;flex-shrink:0}
.list-card .thumb img{width:100%;height:100%;object-fit:cover}
.list-card .info{flex:1;min-width:0}
.list-card .info h4{font-size:15px;font-weight:600;color:#1f2937;margin-bottom:6px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.list-card .info p{font-size:13px;color:#666;margin-bottom:6px}
.list-card .info .price{color:#ef4444;font-size:16px;font-weight:600}

/* 空态 */
.empty{padding:60px 20px;text-align:center;color:#9ca3af}
.empty .icon{font-size:48px;margin-bottom:10px;opacity:.5}
.empty p{font-size:14px}

/* 浮窗提示 */
.toast{position:fixed;top:40%;left:50%;transform:translate(-50%,-50%);background:rgba(0,0,0,.75);color:#fff;padding:10px 18px;border-radius:6px;font-size:14px;z-index:9999}

/* 标题分组 */
.section-title{padding:14px 16px 8px;font-size:13px;color:#666;font-weight:500}

@media(min-width:480px){
    .fw-tabbar,.fw-header{max-width:520px;left:50%;transform:translateX(-50%)}
    body{max-width:520px;margin:0 auto;background:#fff;box-shadow:0 0 30px rgba(0,0,0,.05)}
}