/* =========================================================
   小米商城 - 移动端优先 H5 样式
   主题色：小米橙 #ff6900
   ========================================================= */
:root{
    --mi:#ff6900;
    --mi-d:#e85d00;
    --mi-light:#fff3eb;
    --green:#2bb14a;
    --red:#ff3b30;
    --gray:#8a8a8e;
    --line:#ededed;
    --bg:#f5f5f7;
    --card:#fff;
    --text:#222;
    --radius:14px;
    --shadow:0 2px 12px rgba(0,0,0,.06);
    --safe-bottom:env(safe-area-inset-bottom,0px);
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html,body{height:100%;}
body{
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
    background:var(--bg);color:var(--text);font-size:14px;line-height:1.5;
    -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;}
input,button,textarea,select{font-family:inherit;font-size:inherit;}

/* 整个应用居中，桌面端模拟手机宽度 */
.app{max-width:560px;margin:0 auto;min-height:100%;background:var(--bg);position:relative;}

/* ============ 顶栏 ============ */
.appbar{
    position:sticky;top:0;z-index:50;
    background:var(--mi);color:#fff;
    display:flex;align-items:center;gap:10px;
    padding:12px 14px;box-shadow:0 2px 8px rgba(255,105,0,.25);
}
.appbar .title{font-size:17px;font-weight:600;flex:1;display:flex;align-items:center;gap:8px;}
.appbar .back{font-size:20px;line-height:1;padding:2px 6px 2px 0;}
.appbar .act{font-size:13px;background:rgba(255,255,255,.2);padding:6px 12px;border-radius:20px;}

/* ============ 搜索 + 分类条 ============ */
.searchbar{padding:10px 14px;background:#fff;border-bottom:1px solid var(--line);}
.searchbar input{
    width:100%;border:none;background:var(--bg);border-radius:22px;
    padding:10px 16px;font-size:14px;outline:none;
}
.chips{display:flex;gap:8px;overflow-x:auto;padding:10px 14px;background:#fff;border-bottom:1px solid var(--line);
    -webkit-overflow-scrolling:touch;scrollbar-width:none;}
.chips::-webkit-scrollbar{display:none;}
.chip{flex:0 0 auto;padding:6px 14px;border-radius:18px;background:var(--bg);color:#555;font-size:13px;white-space:nowrap;}
.chip.on{background:var(--mi);color:#fff;font-weight:600;}
.chip .cp{color:var(--mi);}
.chip.on .cp{color:#fff;}

/* ============ 商品网格 ============ */
.grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:12px;}
.card{
    background:var(--card);border-radius:var(--radius);overflow:hidden;
    box-shadow:var(--shadow);display:flex;flex-direction:column;position:relative;
}
.card .thumb{position:relative;width:100%;aspect-ratio:1/1;background:#fafafa;display:flex;align-items:center;justify-content:center;}
.card .thumb img{width:100%;height:100%;object-fit:contain;}
.card .body{padding:8px 10px 10px;display:flex;flex-direction:column;gap:5px;flex:1;}
.card .name{font-size:13px;color:#333;line-height:1.35;height:36px;overflow:hidden;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;}
.card .price-row{display:flex;align-items:baseline;gap:6px;flex-wrap:wrap;margin-top:auto;}
.price-now{color:var(--mi);font-weight:700;font-size:17px;}
.price-now .u{font-size:12px;font-weight:600;}
.price-mi{color:var(--gray);font-size:12px;text-decoration:line-through;}
.save-badge{display:inline-block;background:var(--mi-light);color:var(--mi-d);font-size:11px;
    padding:2px 7px;border-radius:6px;font-weight:600;align-self:flex-start;}

/* 角标 */
.tags-abs{position:absolute;top:6px;left:6px;display:flex;flex-direction:column;gap:4px;z-index:2;}
.t-badge{font-size:11px;color:#fff;padding:3px 8px;border-radius:7px;font-weight:700;letter-spacing:.3px;box-shadow:0 2px 6px rgba(0,0,0,.2);}
.t-top{background:linear-gradient(135deg,#ff5e3a,#e60026);}
.t-rec{background:linear-gradient(135deg,#ffa216,#ff6900);}
.t-demo{background:linear-gradient(135deg,#7b61ff,#5a3cff);}
.t-tag{background:rgba(0,0,0,.55);font-weight:600;}
.t-off{background:#999;}

/* 名称前的样机小标签 */
.name-demo{display:inline-block;background:linear-gradient(135deg,#7b61ff,#5a3cff);color:#fff;font-size:10px;font-weight:700;
    padding:1px 6px;border-radius:5px;margin-right:5px;vertical-align:middle;line-height:1.7;}
.name-demo.lg{font-size:13px;padding:2px 9px;border-radius:7px;margin-right:7px;}
.sold-out{position:absolute;inset:0;background:rgba(255,255,255,.6);display:flex;align-items:center;justify-content:center;
    font-weight:700;color:#666;z-index:3;}

/* 店员专属信息条 */
.staff-meta{margin-top:4px;padding-top:6px;border-top:1px dashed var(--line);font-size:11px;color:#777;line-height:1.7;}
.staff-meta b{color:#333;font-weight:600;}
.profit-pos{color:var(--green);font-weight:700;}
.profit-neg{color:var(--red);font-weight:700;}

/* ============ 商品详情 ============ */
.detail-gallery{background:#fff;}
.swiper{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none;}
.swiper::-webkit-scrollbar{display:none;}
.swiper .slide{flex:0 0 100%;scroll-snap-align:center;aspect-ratio:1/1;background:#fafafa;display:flex;align-items:center;justify-content:center;}
.swiper .slide img{width:100%;height:100%;object-fit:contain;}
.dots{display:flex;justify-content:center;gap:6px;padding:8px;background:#fff;}
.dots i{width:6px;height:6px;border-radius:50%;background:#ddd;}
.dots i.on{background:var(--mi);width:16px;border-radius:3px;}

.detail-block{background:#fff;margin-top:10px;padding:14px;}
.detail-price{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;}
.detail-price .now{font-size:26px;color:var(--mi);font-weight:800;}
.detail-price .now .u{font-size:15px;}
.compare-box{display:flex;gap:10px;margin-top:10px;}
.compare-item{flex:1;background:var(--bg);border-radius:10px;padding:10px;text-align:center;}
.compare-item .lbl{font-size:11px;color:var(--gray);}
.compare-item .val{font-size:16px;font-weight:700;margin-top:3px;}
.compare-item.ours{background:var(--mi-light);}
.compare-item.ours .val{color:var(--mi-d);}
.detail-name{font-size:17px;font-weight:600;margin:8px 0;line-height:1.4;}
.taglist{display:flex;gap:6px;flex-wrap:wrap;margin:6px 0;}
.taglist span{background:var(--mi-light);color:var(--mi-d);font-size:11px;padding:3px 8px;border-radius:6px;}
.desc{color:#555;font-size:13px;line-height:1.8;white-space:pre-wrap;word-break:break-word;}
.section-title{font-size:15px;font-weight:600;margin-bottom:10px;display:flex;align-items:center;gap:6px;}
.section-title::before{content:"";width:3px;height:14px;background:var(--mi);border-radius:2px;}
.real-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;}
.real-grid img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:8px;}

.mi-link{display:block;text-align:center;color:var(--mi);border:1px solid var(--mi);border-radius:10px;padding:10px;margin-top:12px;font-size:13px;}

/* 详情底部购买条 */
.buybar{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:100%;max-width:560px;
    background:#fff;border-top:1px solid var(--line);display:flex;gap:10px;padding:10px 14px;
    padding-bottom:calc(10px + var(--safe-bottom));z-index:60;}
.buybar .price{flex:1;display:flex;flex-direction:column;justify-content:center;}
.buybar .price .n{color:var(--mi);font-size:20px;font-weight:800;}
.buybar .price .s{color:var(--gray);font-size:11px;}
.buybar a.btn{flex:0 0 auto;}

/* ============ 通用按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;
    background:var(--mi);color:#fff;border:none;border-radius:24px;padding:11px 22px;
    font-size:15px;font-weight:600;cursor:pointer;}
.btn:active{background:var(--mi-d);}
.btn.block{display:flex;width:100%;}
.btn.ghost{background:#fff;color:var(--mi);border:1px solid var(--mi);}
.btn.gray{background:#f0f0f0;color:#555;}
.btn.danger{background:var(--red);}
.btn.sm{padding:7px 14px;font-size:13px;border-radius:18px;}

/* ============ 空状态 ============ */
.empty{text-align:center;color:var(--gray);padding:60px 20px;font-size:14px;}
.empty .ico{font-size:46px;margin-bottom:10px;}

/* ============ 底部导航（店员端）============ */
.tabbar{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:100%;max-width:560px;
    background:#fff;border-top:1px solid var(--line);display:flex;z-index:55;
    padding-bottom:var(--safe-bottom);}
.tabbar a{flex:1;text-align:center;padding:8px 0 6px;color:var(--gray);font-size:11px;}
.tabbar a .i{font-size:20px;display:block;line-height:1.2;}
.tabbar a.on{color:var(--mi);}
.has-tabbar{padding-bottom:64px;}
.has-buybar{padding-bottom:74px;}

/* 悬浮添加按钮 */
.fab{position:fixed;right:max(14px,calc(50% - 280px + 14px));bottom:80px;width:52px;height:52px;border-radius:50%;
    background:var(--mi);color:#fff;font-size:30px;display:flex;align-items:center;justify-content:center;
    box-shadow:0 6px 18px rgba(255,105,0,.45);z-index:56;}

/* ============ 表单 ============ */
.form{background:#fff;border-radius:var(--radius);padding:16px;margin:12px;box-shadow:var(--shadow);}
.form .fg{margin-bottom:16px;}
.form label{display:block;font-size:13px;font-weight:600;color:#444;margin-bottom:7px;}
.form .req::after{content:" *";color:var(--red);}
.form input[type=text],.form input[type=number],.form input[type=url],.form input[type=password],
.form textarea,.form select{
    width:100%;border:1px solid #e2e2e2;border-radius:10px;padding:11px 12px;font-size:15px;background:#fafafa;outline:none;
}
.form input:focus,.form textarea:focus,.form select:focus{border-color:var(--mi);background:#fff;}
.form textarea{min-height:90px;resize:vertical;}
.form .row2{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.form .hint{font-size:12px;color:var(--gray);margin-top:5px;}
.form .switch-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--line);}
.form .switch-row:last-child{border-bottom:none;}

/* 开关 */
.switch{position:relative;width:46px;height:26px;display:inline-block;flex:0 0 auto;}
.switch input{display:none;}
.switch .sl{position:absolute;inset:0;background:#ccc;border-radius:26px;transition:.2s;}
.switch .sl::before{content:"";position:absolute;width:22px;height:22px;left:2px;top:2px;background:#fff;border-radius:50%;transition:.2s;}
.switch input:checked + .sl{background:var(--green);}
.switch input:checked + .sl::before{transform:translateX(20px);}

/* 图片选择/预览 */
.img-pick{display:flex;flex-wrap:wrap;gap:8px;}
.img-pick .item{position:relative;width:74px;height:74px;border-radius:10px;overflow:hidden;border:1px solid var(--line);}
.img-pick .item img{width:100%;height:100%;object-fit:cover;}
.img-pick .item .del{position:absolute;top:0;right:0;background:rgba(0,0,0,.55);color:#fff;width:20px;height:20px;
    display:flex;align-items:center;justify-content:center;font-size:14px;border-bottom-left-radius:8px;cursor:pointer;z-index:2;}
.img-pick .item .star{position:absolute;left:0;bottom:0;right:0;background:rgba(0,0,0,.55);color:#fff;font-size:10px;
    text-align:center;padding:2px 0;cursor:pointer;line-height:1.4;}
.img-pick .item.main{border:2px solid var(--mi);}
.img-pick .item.main .star{background:var(--mi);font-weight:700;}
.img-pick .add{width:74px;height:74px;border:1px dashed #ccc;border-radius:10px;display:flex;flex-direction:column;
    align-items:center;justify-content:center;color:var(--gray);font-size:11px;gap:2px;background:#fafafa;}
.img-pick .add .p{font-size:24px;line-height:1;}

/* 提示消息 */
.flash{margin:12px;padding:12px 14px;border-radius:10px;font-size:14px;}
.flash.ok{background:#e7f7ea;color:#1f7a35;}
.flash.err{background:#fdeaea;color:#c0392b;}

/* 列表（后台管理用） */
.list{margin:12px;}
.list-item{background:#fff;border-radius:12px;padding:12px;margin-bottom:10px;box-shadow:var(--shadow);display:flex;gap:10px;align-items:center;}
.list-item img{width:54px;height:54px;border-radius:8px;object-fit:cover;background:#fafafa;flex:0 0 auto;}
.list-item .info{flex:1;min-width:0;}
.list-item .info .t{font-size:14px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.list-item .info .s{font-size:12px;color:var(--gray);margin-top:3px;}
.list-item .ops{display:flex;flex-direction:column;gap:6px;flex:0 0 auto;}

/* ============ 首页选择 ============ */
.home{min-height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;
    padding:30px 22px;background:linear-gradient(160deg,#ff8a3d,#ff6900 60%,#e85d00);}
.home .logo{color:#fff;text-align:center;margin-bottom:36px;}
.home .logo .mark{font-size:40px;font-weight:800;letter-spacing:1px;}
.home .logo .sub{font-size:14px;opacity:.9;margin-top:8px;}
.entry{width:100%;max-width:340px;display:flex;flex-direction:column;gap:16px;}
.entry-card{background:#fff;border-radius:18px;padding:22px;display:flex;align-items:center;gap:16px;box-shadow:0 10px 30px rgba(0,0,0,.18);}
.entry-card .ico{width:54px;height:54px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:28px;flex:0 0 auto;}
.entry-card.cust .ico{background:var(--mi-light);}
.entry-card.staff .ico{background:#eaf3ff;}
.entry-card .txt .t{font-size:18px;font-weight:700;}
.entry-card .txt .d{font-size:12px;color:var(--gray);margin-top:4px;}
.entry-card .arrow{margin-left:auto;color:#ccc;font-size:22px;}

/* ============ 小米找图弹层 ============ */
.modal{position:fixed;inset:0;z-index:200;background:rgba(0,0,0,.5);display:none;}
.modal.show{display:block;}
.modal .sheet{position:absolute;left:50%;transform:translateX(-50%);bottom:0;width:100%;max-width:560px;
    background:#fff;border-radius:18px 18px 0 0;max-height:88vh;display:flex;flex-direction:column;}
.modal .mhead{padding:14px 16px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--line);}
.modal .mhead strong{flex:1;font-size:16px;}
.modal .mhead .x{font-size:24px;color:#999;line-height:1;}
.modal .msearch{padding:10px 16px;display:flex;gap:8px;border-bottom:1px solid var(--line);}
.modal .msearch input{flex:1;border:1px solid #e2e2e2;border-radius:20px;padding:9px 14px;background:#fafafa;outline:none;}
.modal .crumb{padding:8px 16px;font-size:13px;border-bottom:1px solid #f5f5f5;}
.modal .crumb a{color:var(--mi);}
.modal .mresults{flex:1;overflow-y:auto;padding:12px 16px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;}
.modal .mcard{border:1px solid var(--line);border-radius:10px;overflow:hidden;cursor:pointer;background:#fff;}
.modal .mcard .ph{aspect-ratio:1/1;background:#fafafa;display:flex;align-items:center;justify-content:center;}
.modal .mcard .ph img{width:100%;height:100%;object-fit:contain;}
.modal .mcard .mt{padding:7px 8px;font-size:12px;color:#222;line-height:1.35;}
.modal .mcard .mt .nm{font-weight:700;color:#222;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:32px;}
.modal .mcard .mp{color:var(--mi);font-weight:700;font-size:13px;margin-top:2px;}
.modal .mcard .mh{color:#999;font-size:11px;margin-top:1px;}
.modal .mstatus{padding:10px 16px;font-size:13px;color:var(--gray);border-top:1px solid var(--line);}
.modal .mselbar{padding:10px 16px;border-top:1px solid var(--line);display:flex;gap:8px;align-items:center;}
.modal .mselbar .cnt{flex:1;font-size:13px;color:#555;}

/* 选中态 */
.modal .mcard.sel{border-color:var(--mi);box-shadow:0 0 0 2px var(--mi) inset;}
.modal .mcard{position:relative;}
.modal .mcard .tick{position:absolute;top:4px;right:4px;width:20px;height:20px;border-radius:50%;background:var(--mi);
    color:#fff;display:none;align-items:center;justify-content:center;font-size:13px;}
.modal .mcard.sel .tick{display:flex;}

.loading{display:inline-block;width:16px;height:16px;border:2px solid #eee;border-top-color:var(--mi);border-radius:50%;
    animation:spin .7s linear infinite;vertical-align:middle;}
@keyframes spin{to{transform:rotate(360deg);}}

/* 样机出样时间 */
.demo-date{display:inline-block;margin:8px 0 2px;background:#fff3eb;color:var(--mi-d);font-size:13px;
    padding:6px 12px;border-radius:8px;font-weight:600;}

/* 样机说明：详情页提示条 */
.demo-hint{display:inline-flex;align-items:center;gap:7px;margin:10px 0 2px;background:#f1efff;color:#5a3cff;
    font-size:13px;padding:9px 13px;border-radius:10px;cursor:pointer;border:1px solid #e0daff;font-weight:600;}
.demo-hint .q{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:50%;
    background:#5a3cff;color:#fff;font-size:12px;font-weight:700;flex:0 0 auto;}

/* 居中弹窗（样机简短说明） */
.popup{position:fixed;inset:0;z-index:300;background:rgba(0,0,0,.5);display:none;align-items:center;justify-content:center;padding:24px;}
.popup.show{display:flex;}
.popup-box{background:#fff;border-radius:16px;max-width:340px;width:100%;padding:22px;box-shadow:0 20px 50px rgba(0,0,0,.3);}
.popup-title{font-size:18px;font-weight:700;margin-bottom:12px;color:#222;display:flex;align-items:center;gap:8px;}
.popup-text{font-size:14px;color:#555;line-height:1.7;white-space:pre-wrap;word-break:break-word;}
.popup-acts{display:flex;gap:10px;margin-top:20px;justify-content:flex-end;align-items:center;}

/* toast */
.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:rgba(0,0,0,.82);color:#fff;
    padding:10px 18px;border-radius:22px;font-size:13px;z-index:300;opacity:0;transition:opacity .2s;pointer-events:none;max-width:80%;text-align:center;}
.toast.show{opacity:1;}