/* night-haze 外壳：头部、页脚、浮层。由画布 Head / Foot / Overlays 组件的样式转换而来（scratchpad nh/build_assets.mjs），再按生产改过：
   - 浮层的外框是 .nh-ov（position:fixed 铺满视口，NH.open 开关）；画布的画廊、按点击位置锚定都删掉了，对话框一律视口居中，抽屉贴左，手机上是底部抽屉。
   - 页脚菜单的栏数跟着后台菜单走（.ft-in 上的 --ftc）；导航放不下时 shell.js 在 .hd 上逐级收紧（data-fit），最后一级桌面宽度也换成汉堡。
   断点：手机 ≤640、平板 641–1023、桌面 ≥1024；1100、1180 是桌面窄屏微调。 */
/* Marcellus（标题）、Jost（正文）：自托管，SIL OFL；子集同 Google Fonts（latin、latin-ext，Jost 另有 cyrillic）。
   Jost 是可变字体，300–500 共用一个文件。
   latin 子集的 unicode-range 去掉了 Google Fonts 原样带的组合符 U+0304、U+0308、U+0329（2026-11-04）：带着它们时，Chrome 把 ō 拆成 o + 组合长音符、用 latin 子集画，
   长音符没有定位、跑到 o 的右边（Hokkaidō、Hyōgo）；去掉后用 latin-ext 里现成的 ō。 */
@font-face{font-family:'Jost';font-style:normal;font-weight:300 500;font-display:swap;src:url(../../fonts/Jost-cyrillic.woff2) format('woff2');unicode-range:U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116}
@font-face{font-family:'Jost';font-style:normal;font-weight:300 500;font-display:swap;src:url(../../fonts/Jost-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'Jost';font-style:normal;font-weight:300 500;font-display:swap;src:url(../../fonts/Jost-latin.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Marcellus';font-style:normal;font-weight:400;font-display:swap;src:url(../../fonts/Marcellus-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'Marcellus';font-style:normal;font-weight:400;font-display:swap;src:url(../../fonts/Marcellus-latin.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
/* 字标：和现网同一个 fonts/gete.woff2（ZZgetetiPro-Bold，只有一档，700 是浏览器合成） */
@font-face{font-family:Gete;src:url(../../fonts/gete.woff2) format('woff2');font-display:swap}

/* ===== Head ===== */
.hd [hidden],.ftw [hidden]{display:none!important}
/* 促销条：文案是后台的一句纯文本，手机上可能折成两行 */
.promo{background:#050506;color:#c9ccd2;font-size:11.5px;line-height:18px;padding:8px 16px;letter-spacing:.22em;text-transform:uppercase;text-align:center;font-weight:400;margin:0}
.promo b{color:#fff;font-weight:500}
.promo i{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--acc);margin-right:12px;vertical-align:1px}
.hd{position:sticky;top:0;z-index:40;background:rgba(9,10,12,.6);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.hd-in{max-width:1380px;margin:0 auto;padding:0 32px;height:76px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px}
/* 现网的 logo：荆棘环图标 + 「Solder Alchemy」字标 */
.hd .logo{display:inline-flex;align-items:center;gap:12px;color:#fff;text-decoration:none;justify-self:start}
.hd .logo .lm{width:50px;height:50px;display:block}
.hd .logo .lw{font-family:Gete,serif;font-weight:700;font-size:24px;line-height:1;letter-spacing:0;white-space:nowrap;color:#fff}
.hd .nav{display:flex;gap:30px;align-items:center}
.ni{position:relative}
.nl{color:var(--ink2);text-decoration:none;font-size:12px;letter-spacing:.2em;text-transform:uppercase;font-weight:400;height:76px;display:inline-flex;align-items:center;gap:6px;position:relative;white-space:nowrap}
span.nl{cursor:default}
.nl::after{content:"";position:absolute;left:0;right:0;bottom:22px;height:1px;background:var(--acc);transform:scaleX(0);transition:transform .3s}
.nl:hover,.ni:focus-within .nl,.nl.cur-p{color:#fff}
.nl:hover::after,.ni:hover .nl::after,.nl.cur-p::after{transform:scaleX(1)}
.nl .nd{width:5px;height:5px;border-radius:50%;background:var(--acc)}
/* 子菜单下拉：后台菜单没有配图，只留链接列表（画稿右边那张推荐图没有数据来源） */
.mega{position:absolute;left:50%;top:76px;width:440px;transform:translate(-50%,10px);opacity:0;visibility:hidden;transition:.25s ease;background:rgba(9,10,12,.96);border:1px solid var(--line);padding:24px 28px 20px;z-index:2}
.mega.one{width:260px}
.ni:hover .mega,.ni:focus-within .mega{opacity:1;visibility:visible;transform:translate(-50%,0)}
.mega h4{margin:0 0 12px;font-family:Marcellus;font-weight:400;font-size:13px;letter-spacing:.24em;text-transform:uppercase;color:var(--ink3)}
.mega ul{list-style:none;margin:0;padding:0;columns:2;column-gap:24px}
.mega.one ul{columns:1}
.mega li{break-inside:avoid}
.mega li a,.mega li span{display:block;padding:7px 0;color:var(--ink2);text-decoration:none;font-size:14px}
.mega li.sub a,.mega li.sub span{padding-left:14px;font-size:13px}
.mega li a:hover{color:#fff}
.hd .tools{display:flex;justify-content:flex-end;align-items:center;gap:6px}
.hd .ib{position:relative;width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;background:none;border:0;padding:0;color:#e6e8eb;border-radius:50%;text-decoration:none}
.hd .ib:hover{background:rgba(255,255,255,.08)}
.hd .ib svg{width:21px;height:21px}
.hd .cur{font-size:12px;letter-spacing:.16em;color:var(--ink2);padding:0 10px;background:none;border:0;height:42px;white-space:nowrap}
.hd .cur:hover{color:#fff}
.hd .cnt{position:absolute;right:4px;top:5px;min-width:17px;height:17px;border-radius:9px;background:var(--acc);color:#fff;font-size:10px;font-weight:500;line-height:17px;text-align:center;padding:0 4px}
.hd .cnt.is-empty{display:none}
.hd .burger{display:none}
.hd .tools-l{display:none}
.acct{position:relative}
.amenu{position:absolute;right:-8px;top:58px;width:230px;padding:10px;background:rgba(9,10,12,.97);border:1px solid var(--line);box-shadow:0 20px 50px rgba(0,0,0,.45);opacity:0;visibility:hidden;transform:translateY(8px);transition:.22s ease;z-index:2}
.acct:hover .amenu,.acct:focus-within .amenu{opacity:1;visibility:visible;transform:none}
.amenu a{display:block;padding:11px 12px;color:var(--ink2);text-decoration:none;font-size:14px}
.amenu a:hover{color:#fff;background:rgba(255,255,255,.05)}
.amenu .hi{margin:0;padding:10px 12px 12px;border-bottom:1px solid var(--line);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink3)}
.amenu .hi b{display:block;margin-top:4px;font-family:Marcellus;font-weight:400;font-size:17px;letter-spacing:.02em;text-transform:none;color:#fff;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.amenu .out{border-top:1px solid var(--line);margin-top:6px;padding-top:13px}
/* 结账页头部 */
.hd .secure{display:flex;align-items:center;gap:10px;margin:0;font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:#e3e5e8}
.hd .secure b{font-weight:400}
.hd .secure svg{width:17px;height:17px;color:var(--acc-t)}
.hd .back{display:inline-flex;align-items:center;gap:10px;color:var(--ink2);text-decoration:none;font-size:12px;letter-spacing:.2em;text-transform:uppercase}
.hd .back b{font-weight:400}
.hd .back:hover{color:#fff}
.hd .back svg{width:17px;height:17px}
@media (max-width:1180px){
  .hd .nav{gap:20px}.nl{letter-spacing:.14em}.hd .logo .lw{display:none}
  .mega{left:-24px;transform:translateY(10px)}
  /* 靠右的两项往左展开，免得下拉超出视口 */
  .ni:nth-last-child(-n+2) .mega{left:auto;right:-24px}
  .ni:hover .mega,.ni:focus-within .mega{transform:none}
}
@media (max-width:1100px){
  .hd .nav{gap:16px}.nl{letter-spacing:.12em}
}
@media (max-width:1023px){
  .hd .nav{display:none}.hd .burger{display:inline-flex}.hd-in{grid-template-columns:auto 1fr auto;padding:0 16px;height:64px}
  .hd .logo .lw{display:inline}
  .hd .logo .lm{width:44px;height:44px}
  .amenu{display:none}
  /* 汉堡在左、字标居中：1fr auto 1fr 让字标落在正中，不受左右图标数量影响 */
  .hd .hd-in{grid-template-columns:1fr auto 1fr}
  .hd .tools-l{display:flex;align-items:center;justify-self:start}
  .hd .logo{justify-self:center}
  .hd .tools{justify-self:end}
  /* 结账：返回在左、字标居中、锁在右，和主头部的汉堡 / 购物袋同位 */
  .hd-co .tools{order:-1;justify-self:start}
  .hd-co .logo{order:0}
  .hd-co .secure{order:1;justify-self:end}
}
/* tablet only (641–1023, designed at 834) */
@media (min-width:641px) and (max-width:1023px){
  /* tablet: 32px gutter, lined up with the page content */
  .hd-in{padding:0 32px}
}
@media (max-width:640px){
  /* 手机：≡ | 字标 | 购物袋（同现网手机头部）；搜索和账户在菜单里 */
  .hd .logo .lm{display:none}.hd .logo .lw{font-size:clamp(20px,6.6vw,24px)}.hd .cur{display:none}
  .hd .tools .ib-s,.hd .tools .acct{display:none}
  .hd-in{gap:12px}
  .hd .tools{gap:2px}
  .hd .secure{gap:7px}
  /* 只剩图标时文字留给读屏 */
  .hd .secure .sec-t,.hd .back .back-t{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
  /* 结账的返回和锁用 .ib（汉堡、购物袋）的 42px 盒子和 21px 图标，换页时图标不跳 */
  .hd .secure,.hd .back{width:42px;height:42px;justify-content:center}
  .hd .secure svg,.hd .back svg{width:21px;height:21px}
}
/* 导航放不下（后台菜单项多、名字长）时 shell.js 在 .hd 上逐级收紧（data-fit）：1 收字距和间距，2 再去掉字标，
   3 换成汉堡 + 抽屉（同 ≤1023 的排法）。1、2 只在 ≥1181 有意义，窄屏本来就是这样排的 */
@media (min-width:1181px){
  .hd[data-fit] .nav{gap:20px}.hd[data-fit] .nl{letter-spacing:.14em}
  .hd[data-fit="2"] .logo .lw{display:none}
}
@media (min-width:1024px){
  .hd[data-fit="3"] .nav{display:none}
  .hd[data-fit="3"] .burger{display:inline-flex}
  .hd[data-fit="3"] .hd-in{grid-template-columns:1fr auto 1fr}
  .hd[data-fit="3"] .tools-l{display:flex;align-items:center;justify-self:start}
  .hd[data-fit="3"] .logo{justify-self:center}
  .hd[data-fit="3"] .logo .lw{display:inline}
  .hd[data-fit="3"] .tools{justify-self:end}
}

/* ===== Foot ===== */
/* 保障条 + 页脚，每个页面都有（结账页换成 .ft-mini） */
.ftw{position:relative}
.ftw .wrap{max-width:1280px;margin:0 auto;padding-left:40px;padding-right:40px}
.gu{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(7,8,10,.66);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.gu-in{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.gi{padding:46px 28px;display:flex;gap:18px;align-items:flex-start;border-left:1px solid var(--line)}
.gi:first-child{border-left:0;padding-left:0}
.gi svg{flex:0 0 34px;width:34px;height:34px;color:#fff}
.gi h3{font-family:Marcellus,serif;font-weight:400;font-size:16px;letter-spacing:.18em;text-transform:uppercase;margin:4px 0 8px}
.gi p{margin:0;font-size:14.5px;line-height:1.55;color:var(--ink3)}
.gi p b{color:#fff;font-weight:400}
.ft{background:rgba(5,6,7,.95);border-top:1px solid var(--line)}
/* 品牌栏 + 菜单栏 + 最后一栏（放订阅和卡组织，所以最宽）。--ftc 是最后一栏之前的菜单栏数；品牌栏最窄 232 = 5 个社媒按钮的总宽 */
.ftw .ft-in{display:grid;grid-template-columns:minmax(232px,1fr) repeat(var(--ftc,2),minmax(0,1fr)) minmax(0,1.4fr);gap:48px;padding-top:80px;padding-bottom:56px}
.ft h4{font-family:Marcellus;font-weight:400;font-size:13px;letter-spacing:.24em;text-transform:uppercase;margin:0 0 20px;color:#fff}
.ft h4 a{color:inherit;text-decoration:none}
.ft ul{list-style:none;margin:0;padding:0}
.ft li{margin:0 0 11px}
.ft li a,.ft li span{color:var(--ink3);text-decoration:none;font-size:14px}
.ft li a:hover{color:#fff}
.ft li.sub{padding-left:14px}
/* 最后一栏：链接横排，下面是订阅和卡组织，和前面几栏差不多同一条线收尾 */
.ft-ql{grid-column:-2/-1;min-width:0}
.ft-ql ul{display:flex;flex-wrap:wrap;gap:8px 26px}
.ft-ql li{margin:0}
.ft-pay{display:block;width:100%;height:auto;margin-top:22px}
.ft-brand{display:flex;flex-direction:column;align-items:center}
/* 页脚 logo：图标叠在「SolderAlchemy」上；在所在那一栏里居中（桌面是第一栏，手机整行） */
.flogo{display:flex;width:fit-content;margin:0 auto;flex-direction:column;align-items:center;gap:10px;color:#fff;text-decoration:none}
.flogo img{width:96px;height:96px;display:block}
.flogo b{font-family:Gete,serif;font-weight:700;font-size:30px;line-height:1;white-space:nowrap;color:#fff}
.ftw .soc{display:flex;justify-content:center;gap:8px;margin-top:24px}
.ftw .soc a{width:40px;height:40px;border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#e6e8eb}
.ftw .soc a:hover{border-color:#fff}
.ftw .soc svg{width:17px;height:17px}
/* 输入框窄到放不下时，按钮折到第二行 */
.nlf{display:flex;flex-wrap:wrap;align-items:stretch;margin-top:20px;border:1px solid rgba(255,255,255,.3)}
.nlf.bad{border-color:var(--acc)}
.nlf input{flex:999 1 140px;min-width:0;background:none;border:0;color:#fff;font:300 15px Jost,sans-serif;padding:0 14px;height:48px;border-radius:0}
.nlf input:focus{outline:none}
.nlf:focus-within{border-color:#fff}
.nlf.bad:focus-within{border-color:var(--acc)}
.nlf input::placeholder{color:#8d929a}
.ftw .nlf button{flex:1 0 auto;min-height:48px;border:0;background:var(--acc);color:#fff;font-size:11.5px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;padding:0 18px;font-family:Jost,sans-serif}
.ftw .nlf button:disabled{opacity:.6;cursor:default}
.ftw .ok{font-size:13px;color:var(--acc-t);margin:10px 0 0}
.ftw .ft-brand .ft-mail{margin:14px 0 0;font-size:14px;line-height:1.6}
.ftw .mail{color:#e6e8eb;font-size:14px}
.ftw .ft-bot{border-top:1px solid var(--line);padding-top:22px;padding-bottom:28px;font-size:12px;letter-spacing:.06em;color:#80858d}
/* 详情页吸底购买条显示时盖住页面最底 77px（手机 69，见 --nh-fab-dock），悬浮按钮也跟着抬高：页脚多垫这么高，版权不被盖住，订阅框也在按钮上方 */
body.nh-has-sticky .ftw .ft-bot{padding-bottom:105px}
/* 结账页的简版页脚（画稿 Checkout 底部那条） */
.ft-mini{border-top:1px solid var(--line);background:rgba(5,6,7,.9)}
.ft-mini-in{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;padding-top:26px;padding-bottom:30px;font-size:12.5px;color:#80858d}
.ft-mini nav{display:flex;gap:22px;flex-wrap:wrap}
.ft-mini a{color:var(--ink2);text-decoration:none}
.ft-mini a:hover{color:#fff}
/* 最后一栏在最右下，页面滚到底时会碰到悬浮按钮 .o-fbs：卡组织收窄让开它们，订阅框垫高到它们上方。视口 1352 起不再重叠，这里多留一条滚动条的宽度 */
@media (min-width:641px) and (max-width:1400px){
  .ft-ql{padding-bottom:16px}
  .ft-pay{max-width:calc(100% - 52px)}
}
@media (max-width:1180px){
  .ftw .ft-in{column-gap:32px}
}
@media (min-width:641px) and (max-width:1180px){
  .nlf input{padding:0 12px}
  .ftw .nlf button{padding:0 14px}
}
@media (max-width:1023px){
  .gu-in{grid-template-columns:repeat(2,minmax(0,1fr))}.gi{border-left:0;border-top:1px solid var(--line);padding:28px 16px 28px 0}
  .ftw .ft-in{grid-template-columns:1fr 1fr}
}
/* tablet only (641–1023, designed at 834) */
@media (min-width:641px) and (max-width:1023px){
  .ftw .wrap{padding-left:32px;padding-right:32px}
  /* guarantees back on one row; icon above the text so four fit */
  .gu-in{grid-template-columns:repeat(4,minmax(0,1fr))}
  .gi{flex-direction:column;gap:12px;padding:30px 16px;border-top:0;border-left:1px solid var(--line)}
  .gi:first-child{border-left:0;padding-left:0}
  .gi svg{width:30px;height:30px;flex-basis:30px}
  .gi h3{font-size:13px;letter-spacing:.14em;margin:0 0 6px}.gi p{font-size:13.5px}
  /* logo, socials and email in one row across the top, the link columns below */
  .ftw .ft-in{grid-template-columns:repeat(var(--ftc,2),minmax(0,1fr)) minmax(0,1.4fr);gap:40px 32px;padding-top:64px;padding-bottom:48px}
  .ft-brand{grid-column:1/-1;flex-direction:row;flex-wrap:wrap;gap:16px 24px;justify-content:space-between;padding-bottom:36px;border-bottom:1px solid var(--line)}
  .flogo{margin:0}
  .ftw .soc{margin-top:0}
  .ftw .ft-brand .ft-mail{margin:0}
  /* 这一档卡组织更矮、品牌栏不和它同一行，要垫得更高 */
  .ft-ql{padding-bottom:34px}
}
@media (max-width:640px){
  .ftw .wrap{padding-left:16px;padding-right:16px}
  .gi{flex-direction:column;gap:10px;padding:24px 10px 24px 0}
  .gi svg{width:28px;height:28px;flex-basis:28px}
  .gi h3{font-size:13px;letter-spacing:.12em}.gi p{font-size:13px}
  .ftw .ft-in{grid-template-columns:1fr 1fr;gap:34px 20px;padding-top:56px}
  .ft-brand,.ft-ql{grid-column:1/-1}
  /* 让开悬浮按钮 .o-fbs，同上 */
  .ft-pay{max-width:min(300px,calc(100% - 56px))}
  .ftw .ft-bot{padding-right:72px}
  body.nh-has-sticky .ftw .ft-bot{padding-bottom:97px}
  .ft-mini-in{flex-direction:column;align-items:flex-start;gap:12px}
}

/* ===== Overlays ===== */
/* 浮层根 #nh-ovr 在 .pg 外面，颜色、字体、变量都要自己带 */
.ovr{--acc:#d63a31;--line:rgba(236,238,241,.15);--ink2:#c3c7cd;--ink3:#959aa2;--acc-t:color-mix(in srgb,var(--acc) 72%,#fff)}
.ovr.is-live{display:contents}
.ovr *{box-sizing:border-box}
.ovr [hidden]{display:none!important}
:where(.ovr) button,:where(.ovr) input,:where(.ovr) select,:where(.ovr) textarea{font-family:inherit}
:where(.ovr) button{cursor:pointer}
:where(.ovr) a{color:#eceef1}
.ovr :focus-visible{outline:1px solid var(--acc-t);outline-offset:3px}
/* 每个浮层的外框：铺满视口，盖住头部（40）、悬浮按钮（60）、页面吸底条；在 toast（200）下面 */
.nh-ov{position:fixed;inset:0;z-index:120;color:#eceef1;font-family:Jost,system-ui,sans-serif;font-weight:300;line-height:normal;-webkit-font-smoothing:antialiased}
.nh-ov:focus{outline:none}
@keyframes oFade{from{opacity:0}}
@keyframes oIn{from{opacity:0;margin-top:16px}}
@keyframes oUp{from{opacity:0;transform:translateY(24px)}}
@keyframes oDown{from{opacity:0;transform:translateY(-14px)}}
@keyframes oSlide{from{transform:translateX(-100%)}}
@keyframes oSpin{to{transform:rotate(360deg)}}
/* .o-veil 和 .o-scrim 一样，只是点了不关（nh.js 点 .o-scrim 就关），给「提交中」用 */
.o-scrim,.o-veil{position:absolute;inset:0;background:rgba(4,5,6,.68);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);animation:oFade .25s ease}
/* dialog shell */
.ovr .o-dlg{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:min(var(--dw,520px),calc(100% - 32px));max-height:calc(100% - 48px);overflow:auto;overscroll-behavior:contain;background:rgba(10,11,13,.96);border:1px solid rgba(236,238,241,.2);box-shadow:0 30px 80px rgba(0,0,0,.6);padding:36px 34px 32px;animation:oIn .3s ease;scrollbar-width:thin}
/* 侧边小面板：加购提示在右上（头部下面），快速留言在右下（悬浮按钮上面） */
.ovr .o-side{left:auto;right:24px;top:112px;transform:none;width:min(400px,calc(100% - 32px));max-height:calc(100% - 136px);padding:26px 24px 22px}
.ovr .o-side.o-bot{top:auto;bottom:96px;max-height:calc(100% - 120px)}
/* 加购提示、快速留言在桌面、平板居中（2026-11-03 xujie：画稿是贴右上角 / 右下角的侧栏，改成居中）；手机仍是底部抽屉（见 ≤640 那段） */
@media (min-width:641px){
  .ovr [data-ov="added"] .o-side,.ovr [data-ov="contact"] .o-side.o-bot{left:50%;right:auto;top:50%;bottom:auto;transform:translate(-50%,-50%);max-height:calc(100% - 48px)}
}
.ovr .o-x{position:absolute;right:10px;top:10px;z-index:3;width:40px;height:40px;border-radius:50%;background:none;border:0;padding:0;color:#e6e8eb;display:flex;align-items:center;justify-content:center}
.ovr .o-x:hover{background:rgba(255,255,255,.08)}
.o-x svg{width:20px;height:20px}
.o-k{margin:0 0 10px;font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:var(--acc-t);font-weight:400}
.o-t{margin:0 0 20px;font-family:Marcellus,serif;font-weight:400;font-size:30px;line-height:1.12;color:#fff;padding-right:30px}
.ovr .o-t-s{font-size:26px}
.o-p{margin:0 0 18px;font-size:15px;line-height:1.65;color:#d0d3d7}
.o-p a{color:#fff}
.o-fl{display:grid;gap:8px;margin:0 0 16px;min-width:0}
.o-lbl{font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:#d5d8dc;font-weight:400}
.ovr .o-inp{width:100%;height:48px;background:rgba(5,6,7,.4);border:1px solid rgba(255,255,255,.26);color:#fff;font-size:15px;font-weight:300;padding:0 14px;border-radius:0}
.ovr .o-inp:focus{outline:none;border-color:#fff}
.ovr .o-inp::placeholder{color:#7d828a}
.ovr .o-inp.bad{border-color:var(--acc)}
.ovr textarea.o-inp{height:auto;min-height:118px;padding:12px 14px;line-height:1.6;resize:vertical}
.ovr select.o-inp{appearance:none;-webkit-appearance:none;padding-right:38px;background-image:linear-gradient(45deg,transparent 50%,#fff 50%),linear-gradient(135deg,#fff 50%,transparent 50%);background-position:calc(100% - 19px) 21px,calc(100% - 14px) 21px;background-size:5px 5px;background-repeat:no-repeat}
.ovr select.o-inp option{color:#0b0c0e}
/* 可输入的下拉（州 / 省可以手填、列表只给建议，nh.js 的 NH.combo；结算页和地址浮层共用）：列表贴在输入框下面，样式同账户菜单 */
.nh-combo{position:relative;min-width:0}
.nh-combo[hidden]{display:none}
.nh-combo-l{position:absolute;left:0;right:0;top:calc(100% + 4px);z-index:30;margin:0;padding:6px 0;list-style:none;max-height:264px;overflow-y:auto;overscroll-behavior:contain;background:#0a0b0d;border:1px solid rgba(255,255,255,.26);box-shadow:0 20px 50px rgba(0,0,0,.6)}
.nh-combo-l[hidden]{display:none}
.nh-combo-l li{padding:10px 14px;font-size:14.5px;line-height:1.35;color:var(--ink2);cursor:pointer}
.nh-combo-l li[aria-selected="true"]{background:rgba(255,255,255,.08);color:#fff}
@media (hover:hover){.nh-combo-l li:hover{background:rgba(255,255,255,.08);color:#fff}}
.o-err{margin:-6px 0 14px;font-size:12.5px;color:var(--acc-t)}
.o-two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px}
.o-two.is-one{grid-template-columns:minmax(0,1fr)}
.ovr .o-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:52px;padding:0 24px;border:1px solid transparent;font-family:Jost,sans-serif;font-size:12px;font-weight:500;letter-spacing:.22em;text-transform:uppercase;text-decoration:none;transition:filter .25s,border-color .25s,background .25s}
.ovr .o-btn:disabled{opacity:.6;cursor:default}
.ovr .o-btn svg{width:17px;height:17px}
.ovr .o-acc{background:var(--acc);color:#fff}
.ovr .o-acc:hover{filter:brightness(1.12);color:#fff}
.ovr .o-gh{background:none;color:#fff;border-color:rgba(255,255,255,.4)}
.ovr .o-gh:hover{border-color:#fff;color:#fff}
.o-wide{width:100%}
.ovr .o-tl{background:none;border:0;padding:0;color:var(--ink2);font-family:Jost,sans-serif;font-size:12px;letter-spacing:.2em;text-transform:uppercase;text-decoration:underline;text-underline-offset:5px}
.ovr .o-tl:hover{color:#fff}
.o-note{margin:4px 0 20px;font-size:13px;line-height:1.55;color:var(--ink3)}
.ovr .o-note-end{margin:14px 0 0}
.o-pills{display:flex;flex-wrap:wrap;gap:8px}
.ovr .o-pill{height:38px;padding:0 13px;border:1px solid rgba(255,255,255,.26);background:transparent;color:#e3e5e8;font-family:Jost,sans-serif;font-size:13px}
.ovr .o-pill:hover{border-color:#fff}
.ovr .o-pill.on{background:#f1f2f4;color:#0b0c0e;border-color:#f1f2f4}
/* 链长一行固定 3 个（同详情页 product.css）：特殊链子浮层、购物袋改选项浮层 */
.ovr .nh-og[data-nh-attr="chain_length"] .o-pills,.ovr .nh-og[data-nh-attr^="length_"] .o-pills{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-auto-rows:1fr}
.ovr .nh-og[data-nh-attr="chain_length"] .o-pill,.ovr .nh-og[data-nh-attr^="length_"] .o-pill{min-width:0;height:auto;min-height:38px;padding:4px 6px;line-height:1.25}
.o-flash{margin:12px 0 0;font-size:13px;color:var(--acc-t);text-align:center}
.o-lab{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin:0 0 10px}
.ovr .o-lab button{background:none;border:0;padding:0;color:var(--ink3);font-family:Jost,sans-serif;font-size:13px;text-decoration:underline;text-underline-offset:4px}
.ovr .o-lab button:hover{color:#fff}
/* 蜜罐字段（快速留言） */
.nh-hp{position:absolute;left:-9999px;top:-9999px;width:1px;height:1px;overflow:hidden}
/* item row + progress (added / edit) */
.o-item{display:grid;grid-template-columns:64px minmax(0,1fr);gap:14px;align-items:center;padding:14px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:16px 0 18px}
.o-item img{width:64px;height:80px;object-fit:cover;display:block;background:rgba(255,255,255,.04)}
.o-item.no-img{grid-template-columns:minmax(0,1fr)}
.o-item b{display:block;font-family:Marcellus;font-weight:400;font-size:18px;color:#fff;line-height:1.2}
.o-opts{display:block;font-style:normal;font-size:13px;color:var(--ink3);margin:4px 0;line-height:1.45}
.o-q{display:block;font-style:normal;font-size:14px;color:#e3e5e8}
.o-okh{display:flex;align-items:center;gap:10px;margin:0;font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:#fff;padding-right:36px}
.o-okh svg{width:20px;height:20px;padding:3px;border-radius:50%;background:var(--acc);color:#fff;flex:0 0 20px}
.o-pmsg{margin:0;font-size:14px;line-height:1.5;color:#e3e5e8}
.o-pmsg b{color:#fff;font-weight:500}
.o-bar{position:relative;height:4px;background:rgba(255,255,255,.16);margin:24px 15px 12px 0}
.o-bar > i{position:absolute;left:0;top:0;bottom:0;background:var(--acc);transition:width .6s ease}
.o-mk{position:absolute;top:50%;width:30px;height:30px;margin:-15px 0 0 -15px;border-radius:50%;background:#16171a;border:1px solid rgba(255,255,255,.35);color:#c3c7cd;display:flex;align-items:center;justify-content:center}
.o-mk.on{background:var(--acc);border-color:var(--acc);color:#fff}
.o-mk svg{width:15px;height:15px}
.o-blab{position:relative;height:16px;margin:0 15px 20px 0;font-size:11px;letter-spacing:.06em;color:var(--ink3);font-variant-numeric:tabular-nums}
.o-blab i{position:absolute;top:0;font-style:normal;white-space:nowrap}
.o-cont{text-align:center;margin:16px 0 0}
/* drawer（菜单抽屉，从左边滑出） */
.ovr .o-drw{position:absolute;left:0;top:0;bottom:0;width:100%;max-width:440px;border-right:1px solid var(--line);background:rgba(5,6,7,.98);display:flex;flex-direction:column;overflow:auto;overscroll-behavior:contain;animation:oSlide .32s cubic-bezier(.2,.7,.2,1)}
/* logo lockup (mark + wordmark), same as the site header */
.o-lock{display:inline-flex;align-items:center;gap:10px;color:#fff;text-decoration:none}
.o-lock img{width:38px;height:38px;display:block}
.o-lock b{font-family:Gete,serif;font-weight:700;font-size:21px;line-height:1;white-space:nowrap;color:#fff}
.o-tabs2{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid var(--line);flex:0 0 auto}
.ovr .o-tabs2 button{height:52px;background:none;border:0;border-bottom:2px solid transparent;color:var(--ink3);font-family:Jost,sans-serif;font-size:12px;letter-spacing:.24em;text-transform:uppercase}
.ovr .o-tabs2 button.on{color:#fff;border-bottom-color:var(--acc)}
.o-dnav{padding:2px 16px 10px}
.ovr .o-dnav > a,.ovr .o-dnav > span,.ovr .o-dx{display:flex;align-items:center;gap:12px;width:100%;font-family:Marcellus,serif;font-size:25px;font-weight:400;line-height:1.25;color:#fff;text-decoration:none;padding:12px 0;border:0;border-bottom:1px solid var(--line);background:none;text-align:left}
.ovr .o-dx svg{width:18px;height:18px;margin-left:auto;flex:0 0 18px;transition:transform .3s}
.ovr .o-dx[aria-expanded="true"] svg{transform:rotate(180deg)}
.o-nd{width:6px;height:6px;border-radius:50%;background:var(--acc);flex:0 0 6px}
.o-dsub{list-style:none;margin:0;padding:6px 0 12px 16px;border-bottom:1px solid var(--line);columns:2;column-gap:16px}
.o-dsub li{break-inside:avoid}
.o-dsub a,.o-dsub span{display:block;padding:8px 0;color:var(--ink2);text-decoration:none;font-size:15px}
.o-dsub li.sub a,.o-dsub li.sub span{padding-left:12px;font-size:14px}
.o-dacct{padding:22px 16px;display:grid;gap:12px}
.o-dacct p{margin:0 0 6px;font-size:15px;line-height:1.6;color:#d0d3d7}
.o-dacct > a.o-dl{display:block;font-family:Marcellus;font-size:22px;color:#fff;text-decoration:none;padding:10px 0;border-bottom:1px solid var(--line)}
/* 菜单（M1）：手机上搜索在这里。抽屉头部和页面头部一样，打开菜单只是 ≡ 变成 ✕ */
.mn-hd{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px;height:64px;padding:0 16px;border-bottom:1px solid var(--line);flex:0 0 auto}
.ovr .mn-ib{position:relative;width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;padding:0;background:none;border:0;border-radius:50%;color:#e6e8eb;text-decoration:none}
.ovr .mn-ib:hover{background:rgba(255,255,255,.08)}
.mn-ib svg{width:21px;height:21px}
.mn-hd .mn-ib:first-child{justify-self:start}
.mn-hd .mn-ib:last-child{justify-self:end}
.mn-cnt{position:absolute;right:4px;top:5px;min-width:17px;height:17px;border-radius:9px;background:var(--acc);color:#fff;font-size:10px;font-weight:500;line-height:17px;text-align:center;padding:0 4px}
.mn-cnt.is-empty{display:none}
.ovr .mn-wm{font-family:Gete,serif;font-weight:700;font-size:clamp(20px,6.6vw,24px);line-height:1;white-space:nowrap;color:#fff;text-decoration:none}
.mn-main,.mn-browse{display:flex;flex-direction:column;flex:1 0 auto}
.mn-sfw{padding:14px 16px 6px;flex:0 0 auto;margin:0}
.mn-sf{display:flex;align-items:center;gap:10px;height:48px;padding:0 6px 0 14px;border:1px solid rgba(255,255,255,.26);background:rgba(255,255,255,.04);transition:border-color .2s}
.mn-sf:focus-within{border-color:#fff}
.mn-sf > svg{width:20px;height:20px;flex:0 0 20px;color:#e6e8eb}
/* 16px：iOS 输入框获得焦点时不放大页面 */
.ovr .mn-sf input{flex:1;min-width:0;height:100%;padding:0;background:none;border:0;color:#fff;font-family:Jost,sans-serif;font-weight:300;font-size:16px}
.ovr .mn-sf input:focus,.ovr .mn-sf input:focus-visible{outline:none}
.ovr .mn-sf input::placeholder{color:#7d828a}
.ovr .mn-sf input::-webkit-search-cancel-button,.ovr .o-srow input::-webkit-search-cancel-button{-webkit-appearance:none;display:none}
.ovr .mn-clr{width:36px;height:36px;flex:0 0 36px;display:inline-flex;align-items:center;justify-content:center;padding:0;background:none;border:0;border-radius:50%;color:var(--ink2)}
.ovr .mn-clr:hover{color:#fff;background:rgba(255,255,255,.08)}
.mn-clr svg{width:16px;height:16px}
.mn-res{padding:6px 16px 18px}
.mn-rh,.mn-nh{margin:8px 0 2px;font-size:11.5px;font-weight:400;letter-spacing:.24em;text-transform:uppercase;color:#d5d8dc}
.mn-nh{margin:30px 0 12px}
.ovr .mn-row{display:grid;grid-template-columns:56px minmax(0,1fr) auto;gap:14px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line);color:#fff;text-decoration:none}
.mn-row img,.mn-row .mn-noimg{width:56px;height:70px;object-fit:cover;display:block;background:rgba(255,255,255,.05)}
.mn-row b{display:block;font-family:Marcellus,serif;font-weight:400;font-size:17px;line-height:1.25}
.mn-row small{display:block;margin-top:3px;font-size:12.5px;color:var(--ink3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mn-row > i{font-style:normal;font-size:14px;color:#e3e5e8;text-align:right;white-space:nowrap}
.mn-row > i em{display:block;margin-top:5px;font-style:normal;font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--acc-t)}
.ovr mark{background:none;color:#fff;text-decoration:underline;text-decoration-color:var(--acc);text-decoration-thickness:2px;text-underline-offset:3px}
.mn-row small mark{color:#e3e5e8}
.ovr .mn-all{display:flex;align-items:center;justify-content:center;gap:10px;height:48px;margin-top:18px;border:1px solid rgba(255,255,255,.4);color:#fff;text-decoration:none;font-size:12px;font-weight:500;letter-spacing:.22em;text-transform:uppercase}
.ovr .mn-all:hover{border-color:#fff}
.mn-all svg{width:16px;height:16px}
.mn-none{padding:14px 0 4px;font-size:15px;line-height:1.6;color:var(--ink2)}
.mn-none > b{display:block;margin-bottom:6px;font-family:Marcellus,serif;font-weight:400;font-size:22px;line-height:1.25;color:#fff;overflow-wrap:anywhere}
.mn-try{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.mn-rail{display:flex;gap:10px;overflow-x:auto;margin:0 -16px;padding:0 16px 4px;scroll-snap-type:x mandatory;scroll-padding:0 16px;scrollbar-width:none}
.mn-rail::-webkit-scrollbar{display:none}
.ovr .mn-card{flex:0 0 132px;scroll-snap-align:start;color:#fff;text-decoration:none}
.mn-card img,.mn-card .mn-noimg{width:132px;height:165px;object-fit:cover;display:block;border:1px solid var(--line);background:rgba(255,255,255,.05)}
.mn-card b{display:block;margin-top:8px;font-family:Marcellus,serif;font-weight:400;font-size:15px;line-height:1.25;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mn-card i{display:block;margin-top:2px;font-style:normal;font-size:13px;color:var(--ink3)}
.mn-msg{margin:14px 0 0;font-size:14px;color:var(--ink2)}
/* 地区：菜单里收成一行；点开整块换成地区选择页，抽屉不会超过一屏 */
.mn-ft{margin-top:auto;padding:10px 16px 22px;flex:0 0 auto}
.ovr .mn-loc{display:flex;align-items:center;gap:12px;width:100%;min-height:54px;padding:0;background:none;border:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:#e3e5e8;font-family:Jost,sans-serif;font-size:14px;text-align:left}
.mn-loc > svg{width:19px;height:19px;flex:0 0 19px;color:var(--ink2)}
.mn-loc > span{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mn-loc .chev{width:16px;height:16px;flex:0 0 16px;color:var(--ink3)}
.ovr .mn-mail{display:block;margin-top:14px;font-size:13.5px;color:var(--ink3);text-decoration:none}
.mn-rgp{flex:1 0 auto}
.ovr .mn-back{display:flex;align-items:center;gap:8px;width:100%;height:52px;padding:0 16px;background:none;border:0;border-bottom:1px solid var(--line);color:var(--ink2);font-family:Jost,sans-serif;font-size:12px;letter-spacing:.24em;text-transform:uppercase;flex:0 0 auto}
.ovr .mn-back:hover{color:#fff}
.mn-back svg{width:16px;height:16px}
.mn-sb{padding:26px 16px 28px}
.mn-sb .o-t{padding-right:0}
.ovr .mn-sb .o-inp{font-size:16px}
.ovr .mn-sb .o-two{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
/* search（桌面 / 平板的搜索浮层，贴在视口顶部） */
.ovr .o-srch{position:absolute;left:0;right:0;top:0;max-height:100%;overflow:auto;overscroll-behavior:contain;background:rgba(9,10,12,.97);border-bottom:1px solid var(--line);box-shadow:0 30px 60px rgba(0,0,0,.5);padding:26px 0 34px;animation:oDown .3s ease}
.o-srch form{margin:0}
.o-sin{max-width:1000px;margin:0 auto;padding:0 32px;position:relative}
.o-srow{display:flex;align-items:center;gap:14px;border-bottom:1px solid rgba(255,255,255,.4);padding:0 48px 12px 0}
.o-srow > svg{width:24px;height:24px;flex:0 0 24px;color:#e6e8eb}
.ovr .o-srow input{flex:1;min-width:0;background:none;border:0;color:#fff;font-family:Marcellus,serif;font-size:30px;padding:6px 0;border-radius:0}
.ovr .o-srow input:focus,.ovr .o-srow input:focus-visible{outline:none}
.ovr .o-srow input::placeholder{color:#6e737a}
.ovr .o-srch .o-x{top:-4px;right:24px}
.o-chips{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:18px 0 26px;font-size:11.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--ink3)}
.o-chips .o-pill{letter-spacing:0;text-transform:none}
.o-rh{margin:0 0 14px;font-size:11.5px;letter-spacing:.24em;text-transform:uppercase;color:#d5d8dc}
.o-res{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.ovr .o-rc{display:block;text-decoration:none;color:#fff;border:1px solid var(--line);background:rgba(12,13,16,.8);transition:border-color .25s}
.ovr .o-rc:hover{border-color:rgba(255,255,255,.4)}
.o-rc img,.o-rc .o-noimg{width:100%;aspect-ratio:4/5;object-fit:cover;display:block;background:rgba(255,255,255,.05)}
.o-rc b{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-family:Marcellus;font-weight:400;font-size:16px;line-height:1.25;padding:10px 12px 2px}
.o-rc b mark{color:#fff}
.o-rc i{display:block;font-style:normal;font-size:13px;color:var(--ink3);padding:0 12px 12px}
.o-none{padding:26px 0 6px;font-size:15px;color:var(--ink2)}
.o-none b{display:block;font-family:Marcellus;font-weight:400;font-size:24px;color:#fff;margin-bottom:6px;overflow-wrap:anywhere}
.o-srch .mn-msg{margin:0}
/* guide */
.o-tabs{display:flex;gap:6px;margin:0 0 22px;border-bottom:1px solid var(--line);overflow-x:auto;scrollbar-width:none}
.o-tabs::-webkit-scrollbar{display:none}
.ovr .o-tabs button{height:44px;padding:0 4px;margin-right:18px;background:none;border:0;border-bottom:2px solid transparent;color:var(--ink3);font-family:Jost,sans-serif;font-size:12px;letter-spacing:.22em;text-transform:uppercase}
.ovr .o-tabs button.on{color:#fff;border-bottom-color:var(--acc)}
.o-fig{display:block;width:100%;height:auto;margin:0 0 16px;background:rgba(255,255,255,.02);border:1px solid var(--line)}
.o-fig .ar{stroke:rgba(255,255,255,.5)}
.o-fig .ar.on{stroke:var(--acc);stroke-width:2.2}
.o-fig .al{fill:#a2a7ae}
.o-fig .al.on{fill:#fff}
.o-steps{list-style:none;margin:0 0 6px;padding:0;display:grid;gap:12px;counter-reset:st}
.o-steps li{counter-increment:st;display:grid;grid-template-columns:34px 1fr;gap:12px;align-items:start;font-size:15px;line-height:1.55;color:#d6d8dc}
.o-steps li::before{content:counter(st,decimal-leading-zero);font-family:Marcellus;font-size:20px;color:var(--acc-t);line-height:1.1}
/* review */
.o-stars{display:flex;align-items:center;gap:4px;margin:0 0 6px}
.ovr .o-star{width:40px;height:40px;padding:0;background:none;border:0;font-size:30px;line-height:1;color:rgba(255,255,255,.25);transition:color .15s,transform .15s}
.ovr .o-star.on{color:#fff}
.ovr .o-star:hover{transform:scale(1.08)}
.o-rlab{margin-left:12px;font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink2)}
.o-drop{display:flex;align-items:center;gap:14px;min-height:76px;padding:14px 16px;border:1px dashed rgba(255,255,255,.34);color:#e3e5e8;cursor:pointer;font-size:14px}
.o-drop:hover{border-color:#fff}
.o-drop svg{width:26px;height:26px;flex:0 0 26px}
.o-drop small{display:block;color:var(--ink3);font-size:12.5px;margin-top:2px}
.o-ths{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 0}
.o-th{position:relative;width:64px;height:64px}
.o-th img{width:100%;height:100%;object-fit:cover;display:block}
.ovr .o-th button{position:absolute;right:-6px;top:-6px;width:22px;height:22px;border-radius:50%;border:0;background:#f1f2f4;color:#0b0c0e;font-size:14px;line-height:22px;padding:0}
.o-done{text-align:center;padding:20px 0 6px}
.o-side .o-done{padding-top:26px}
.o-done svg{width:54px;height:54px;padding:12px;border-radius:50%;border:1px solid var(--acc);color:var(--acc-t);margin-bottom:16px}
.o-done .o-t{padding:0}
/* lightbox */
.ovr .o-lbx{--dw:860px;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);padding:0;overflow:hidden}
.o-lbi{position:relative;aspect-ratio:4/5;background:#050506;overflow:hidden}
.o-lbi img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .45s}
.o-lbi img.on{opacity:1}
.o-lbnav{position:absolute;left:12px;right:12px;bottom:12px;display:flex;justify-content:space-between;z-index:2}
.ovr .o-cb{width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.45);background:rgba(10,11,13,.55);color:#fff;display:inline-flex;align-items:center;justify-content:center}
.ovr .o-cb:hover{border-color:#fff}
.o-cb svg{width:18px;height:18px}
.o-lbm{padding:40px 30px 30px;display:flex;flex-direction:column}
.o-lbm .o-t{font-size:26px}
.o-cnt{font-family:Marcellus;font-size:15px;letter-spacing:.14em;color:var(--ink3);margin:0 0 18px}
.o-lbt{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 24px}
.ovr .o-lbt button{width:62px;height:76px;padding:0;border:1px solid var(--line);background:#111;opacity:.6}
.ovr .o-lbt button.on{opacity:1;border-color:var(--acc)}
.o-lbt img{width:100%;height:100%;object-fit:cover;display:block}
.o-lbm .o-btn{margin-top:auto}
/* special chain quick add: photo on the left, the chain's own lengths on the right */
/* 图在 .o-chb 里（手机要排在价格下面），桌面、平板用定位铺满左边 40%，不露缩略图；手机见 ≤640 那段 */
.ovr .o-chd{--dw:760px;display:block;padding:0;overflow:hidden}
.o-chi{position:absolute;left:0;top:0;bottom:0;width:40%;background:#050506}
.o-chm img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.o-chth{display:none}
.o-chb{margin-left:40%;padding:36px 30px 28px}
.ovr .o-chbar{grid-template-columns:130px minmax(0,1fr)}
.o-chb .o-note{margin:14px 0 0}
.o-chlk{margin:16px 0 0}
.ovr .o-chd .o-btn{padding:0 16px;letter-spacing:.16em}
.o-chp{margin:0 0 14px;font-size:19px;color:#fff;font-variant-numeric:tabular-nums}
/* promo（收藏家福利弹窗） */
.ovr .o-pm{--dw:860px;display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);padding:0;overflow:hidden}
.o-pmi{position:relative;min-height:100%;background:#0b0c0e}
.o-pmi img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.9}
.o-pmi::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,11,13,0) 55%,rgba(10,11,13,.96))}
.o-pmb{padding:40px 38px 32px}
.o-pmb > .o-lock{margin:0 0 22px}
.o-pmb > .o-lock img{width:44px;height:44px}
.o-pmb > .o-lock b{font-size:23px}
.o-pmb .o-t{font-size:34px}
.o-perks{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:0 0 26px}
.o-perks.is-one{grid-template-columns:minmax(0,1fr)}
.o-perk{border:1px solid var(--line);background:rgba(255,255,255,.03);padding:20px 18px}
.o-perk svg{width:30px;height:30px;color:#fff;margin-bottom:14px}
.o-perk b{display:block;font-weight:400;font-size:32px;line-height:1;letter-spacing:.02em;color:#fff;font-variant-numeric:tabular-nums}
.o-perk i{display:block;font-style:normal;margin-top:8px;font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--acc-t)}
.o-perk small{display:block;margin-top:8px;font-size:13px;line-height:1.5;color:var(--ink3)}
.o-pmf{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
/* processing */
.o-proc{text-align:center;padding:12px 0 4px}
.o-spin{width:58px;height:58px;margin:0 auto 22px;border-radius:50%;border:2px solid rgba(255,255,255,.16);border-top-color:var(--acc);animation:oSpin 1s linear infinite}
.o-proc .o-t{padding:0;margin-bottom:10px}
.o-proc .o-p{margin:0}
/* 右下角悬浮按钮：回到顶部滚过一屏才出现。页面有吸底条时抬到它上面：shell.js 量出吸底条高度写进 --nh-fab-lift；
   详情页吸底购买条显示时 body 带 nh-has-sticky（PRODUCT 的约定），--nh-fab-dock 是它的高度（product.css .sticky-in 76 / 手机 68，加 1px 边框），量不到时兜底 */
.o-fbs{position:fixed;right:24px;bottom:calc(24px + max(var(--nh-fab-lift,0px),var(--nh-fab-dock,0px)));z-index:60;display:flex;flex-direction:column;gap:10px;transition:bottom .3s ease}
body.nh-has-sticky .o-fbs{--nh-fab-dock:77px}
.ovr .o-fb{position:relative;width:52px;height:52px;padding:0;border-radius:50%;border:1px solid rgba(255,255,255,.34);background:rgba(10,11,13,.82);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 30px rgba(0,0,0,.4);text-decoration:none}
.ovr .o-fb:hover{border-color:#fff}
.ovr .o-fb.chat{background:var(--acc);border-color:var(--acc)}
.o-fb svg{width:21px;height:21px}
.o-fb em{position:absolute;right:-3px;top:-3px;min-width:18px;height:18px;border-radius:9px;background:#f1f2f4;color:#0b0c0e;font-style:normal;font-size:10px;font-weight:500;line-height:18px;text-align:center;padding:0 4px}
.o-fb em.is-empty{display:none}
.ovr .o-fb-top{opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .25s,transform .25s,visibility .25s}
.o-fbs.is-down .o-fb-top{opacity:1;visibility:visible;transform:none}
@media (max-width:1023px){
  .ovr .o-pm,.ovr .o-lbx{grid-template-columns:1fr}
  .o-pmi{min-height:200px}
  .o-pmi::after{background:linear-gradient(0deg,rgba(10,11,13,.96),rgba(10,11,13,0) 60%)}
}
@media (max-width:640px){
  /* 手机：对话框和侧边面板都变成底部抽屉 */
  .ovr .o-dlg,.ovr .o-side,.ovr .o-side.o-bot{left:0;right:0;top:auto;bottom:0;transform:none;width:100%;max-height:calc(100% - 36px);padding:28px 18px 22px;border-width:1px 0 0;animation:oUp .3s ease}
  .ovr .o-lbx,.ovr .o-pm{padding:0}
  .o-t{font-size:26px}
  .o-pmb .o-t{font-size:30px}
  .ovr .o-tabs button{margin-right:8px;letter-spacing:.12em;font-size:11px;white-space:nowrap}
  .o-two{grid-template-columns:minmax(0,1fr)}
  /* 可输入的下拉：手机上矮一点，免得被键盘挡住；每项高一点好点 */
  .nh-combo-l{max-height:216px}
  .nh-combo-l li{padding:12px 14px}
  .o-sin{padding:0 16px}
  .o-srow{padding-right:40px}
  .ovr .o-srow input{font-size:22px}
  .ovr .o-srch .o-x{right:6px}
  .o-res{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .o-lbm{padding:22px 18px 20px}
  .o-lbi{aspect-ratio:1/1}
  .o-pmb{padding:26px 18px 20px}
  .o-pmi{min-height:160px}
  .o-perk{padding:16px 14px}.o-perk b{font-size:28px}
  /* 特殊链子（2026-11-05 xujie 选的方案 B）：内容可滑，数量和加购吸底，任何屏高都点得到；价格下面主图 + 竖排缩略图，图不裁；不显示说明文字 */
  .ovr .o-chd{display:flex;flex-direction:column;padding:0}
  .ovr .o-chd .o-x{background:rgba(10,11,13,.55)}
  .ovr .o-chd .o-btn{padding:0 12px;letter-spacing:.14em}
  .o-chb{flex:1 1 auto;display:flex;flex-direction:column;min-height:0;margin:0;padding:22px 18px 0;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:none}
  .o-chb::-webkit-scrollbar{display:none}
  .o-chb > *{flex:0 0 auto}
  /* 图高取屏高的 43%（svh：iOS 工具栏露出来时的可见高度），窄高屏再按主图宽度的 4:5 封顶。98 = 左右边距 36 + 间距 8 + 缩略图 54 */
  .o-chi{position:static;display:flex;gap:8px;width:auto;height:43vh;height:min(43svh,(100vw - 98px)*1.25);margin:0 0 18px;background:none}
  .o-chm{position:relative;flex:1 1 0;min-width:0;background:#050506;border:1px solid var(--line)}
  .o-chm img{object-fit:contain}
  /* 5 张正好排满主图高度；少于 5 张靠上，多于 5 张缩略图自己滑 */
  .o-chth{display:grid;flex:0 0 54px;grid-auto-rows:calc((100% - 24px)/5);gap:6px;overflow-y:auto;scrollbar-width:none}
  .o-chth::-webkit-scrollbar{display:none}
  .ovr .o-chth button{padding:0;border:1px solid var(--line);background:#16171a;opacity:.6;overflow:hidden}
  .ovr .o-chth button.on{opacity:1;border-color:var(--acc)}
  .o-chth img{display:block;width:100%;height:100%;object-fit:cover}
  .o-chb .o-p,.o-chq{display:none}
  .o-chb .o-note{margin:0 0 14px}
  .o-chlk{margin:0 0 20px}
  .ovr .o-chbar{order:1;position:sticky;bottom:0;z-index:2;grid-template-columns:116px minmax(0,1fr);gap:10px;margin:0 -18px;padding:12px 18px;border-top:1px solid var(--line);background:#0a0b0d}
  /* 小标题在关闭按钮那一行，长了（小语种、320 宽）折行，别钻到按钮底下 */
  .o-chb .o-k{padding-right:34px}
  /* 放不下一行时（320 宽）「Add to bag」和金额各占一行，不在词中间断开 */
  .ovr .o-chbar .o-btn{flex-wrap:wrap;align-content:center;gap:0 10px;white-space:nowrap}
  .o-fbs{right:16px;bottom:calc(16px + max(var(--nh-fab-lift,0px),var(--nh-fab-dock,0px)))}
  body.nh-has-sticky .o-fbs{--nh-fab-dock:69px}
  .ovr .o-fb{width:48px;height:48px}
}
@media (prefers-reduced-motion:reduce){
  .ovr .o-dlg,.ovr .o-drw,.ovr .o-srch,.o-scrim,.o-veil{animation:none}
}