/* ============================================================
   迎新「huo粉」公共样式 · 清爽简洁大气版 v2
   设计语言：白底卡片 + 米粉红主色 + 暖金点缀 + 柔和投影
   新增：统一动效 / 安全区 / 后台移动端导航 / 统计卡 / 滚动条
   注意：类名与 CSS 变量为前端 JS 契约，勿改名
   ============================================================ */
:root{
  --red:#c8002e; --red-d:#a00025; --red-soft:#fdeef0; --gold:#e0a93b;
  --bg:#f5f6f8; --card:#fff;
  --ink:#1f2329; --sub:#6b7280; --line:#eceef1; --ok:#1aad19; --err:#e64340;
  --shadow:0 1px 3px rgba(31,35,41,.04),0 8px 24px rgba(31,35,41,.05);
  --shadow-lift:0 4px 12px rgba(31,35,41,.07),0 14px 34px rgba(31,35,41,.07);
  --r-lg:16px; --r-md:12px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--ink);font-size:15px;line-height:1.65;
  -webkit-font-smoothing:antialiased}
::selection{background:var(--red-soft);color:var(--red)}

/* 细滚动条（桌面端） */
*::-webkit-scrollbar{width:8px;height:8px}
*::-webkit-scrollbar-thumb{background:#d6dae1;border-radius:8px}
*::-webkit-scrollbar-thumb:hover{background:#b9bfc9}
*::-webkit-scrollbar-track{background:transparent}

/* ---- 手机壳容器 ---- */
.phone{max-width:430px;margin:0 auto;min-height:100vh;background:var(--bg);display:flex;flex-direction:column;
  padding-bottom:env(safe-area-inset-bottom)}

/* ---- 顶部品牌区 ---- */
.topbar{position:relative;overflow:hidden;color:#fff;padding:30px 20px 46px;
  background:linear-gradient(150deg,#e01438 0%,var(--red) 45%,#8e0020 100%)}
.topbar::before{content:"";position:absolute;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.16),transparent 65%);top:-110px;right:-70px}
.topbar::after{content:"";position:absolute;width:170px;height:170px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.10),transparent 60%);bottom:-80px;left:-40px}
.topbar h1{margin:0;font-size:21px;font-weight:800;letter-spacing:1px;position:relative;z-index:1;
  display:flex;align-items:center;gap:9px}
.topbar p{margin:9px 0 0;font-size:12.5px;opacity:.92;letter-spacing:.5px;position:relative;z-index:1}

/* ---- 内容区与卡片 ---- */
.wrap{flex:1;padding:0 14px 8px;margin-top:-24px;position:relative;z-index:2}
.card{background:var(--card);border:1px solid rgba(236,238,241,.9);border-radius:var(--r-lg);padding:18px 16px;
  margin-bottom:14px;box-shadow:var(--shadow);transition:box-shadow .2s;animation:cardIn .35s ease both}
.card:nth-child(2){animation-delay:.05s}.card:nth-child(3){animation-delay:.1s}.card:nth-child(4){animation-delay:.15s}
@keyframes cardIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.card:hover{box-shadow:var(--shadow-lift)}
.card h2{margin:0 0 12px;font-size:15.5px;font-weight:700;letter-spacing:.3px;display:flex;align-items:center;gap:7px}
.card h2 .dot{width:7px;height:7px;border-radius:50%;background:var(--red);flex:0 0 7px;
  box-shadow:0 0 0 3px var(--red-soft)}
.card.center{padding:34px 18px}

/* ---- 按钮 ---- */
.btn{display:block;width:100%;border:none;border-radius:var(--r-md);padding:13px;font-size:15px;font-weight:600;
  letter-spacing:1px;background:linear-gradient(135deg,#e01438,var(--red));color:#fff;cursor:pointer;
  transition:.18s;box-shadow:0 6px 16px rgba(200,0,46,.22)}
.btn:active{transform:scale(.97);box-shadow:0 3px 8px rgba(200,0,46,.18)}
.btn.ghost{background:#fff;color:var(--red);border:1.5px solid var(--red);box-shadow:none}
.btn.ghost:hover{background:var(--red-soft)}
.btn.gold{background:linear-gradient(135deg,#f0bc55,#dda237);color:#3a2a06;box-shadow:0 6px 16px rgba(224,169,59,.28)}
.btn[disabled]{opacity:.5;cursor:not-allowed;box-shadow:none}
.row{display:flex;gap:8px}
.row .btn{flex:1}

/* ---- 表单 ---- */
input,select,textarea{width:100%;padding:11px 13px;border:1.5px solid #e4e7ec;border-radius:11px;
  font-size:14px;outline:none;font-family:inherit;background:#fafbfc;transition:.18s}
input:focus,textarea:focus{border-color:var(--red);background:#fff;box-shadow:0 0 0 3.5px rgba(200,0,46,.08)}
label{font-size:12.5px;color:var(--sub);display:block;margin:12px 0 6px;font-weight:600}
.hint{font-size:12px;color:var(--sub);margin-top:8px}
code,.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}

/* ---- 福利清单（顾客端） ---- */
.benefits{list-style:none;margin:12px 0 14px;padding:0;display:flex;flex-direction:column;gap:9px}
.benefits li{display:flex;align-items:center;gap:10px;font-size:13.5px;background:#fafbfc;
  border:1px solid var(--line);border-radius:11px;padding:10px 12px}
.benefits .bi{width:30px;height:30px;flex:0 0 30px;border-radius:9px;background:var(--red-soft);
  display:flex;align-items:center;justify-content:center;font-size:15px}

/* ---- 券票根 ---- */
.coupon{position:relative;border:1.5px dashed rgba(200,0,46,.45);border-radius:14px;padding:14px 14px 12px 18px;
  margin:12px 0;background:linear-gradient(135deg,#fff8f9,#fff);overflow:hidden;animation:cardIn .35s ease both}
.coupon::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:linear-gradient(180deg,#e01438,var(--red))}
.coupon .name{font-weight:800;color:var(--red);font-size:15px;letter-spacing:.5px}
.coupon .code{margin-top:8px;font-size:12.5px;word-break:break-all;letter-spacing:1.5px;
  background:#faf7f8;padding:9px 10px;border-radius:9px;color:#4a3a3c;border:1px solid #f3e8ea}
.coupon.big .code{font-size:15px;padding:12px;letter-spacing:2px}

/* ---- 唯一身份标识卡片 ---- */
.identity{background:linear-gradient(135deg,#fff,#fff8f9);border:1px solid rgba(200,0,46,.12)}
.id-badge{display:flex;align-items:center;gap:12px;background:linear-gradient(135deg,#e01438,var(--red));
  color:#fff;border-radius:14px;padding:14px 16px;margin:4px 0 12px;box-shadow:0 8px 20px rgba(200,0,46,.18)}
.id-logo{width:46px;height:46px;flex:0 0 46px;border-radius:13px;background:rgba(255,255,255,.18);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;letter-spacing:.5px}
.id-title{font-weight:800;font-size:15px;letter-spacing:.5px}
.id-sub{font-size:11.5px;opacity:.9;margin-top:2px}

/* ---- 徽标 / 状态 ---- */
.tag{display:inline-block;font-size:11px;padding:2px 9px;border-radius:20px;background:var(--red-soft);
  color:var(--red);margin-left:6px;font-weight:600}
.tag.gray{background:#f3f4f6;color:#6b7280;border:1px solid #e4e7ec}
.pill{display:inline-block;padding:3px 11px;border-radius:20px;font-size:11.5px;font-weight:600;
  background:#eafaf0;color:var(--ok);border:1px solid #cdeeda}
.pill.warn{background:#fff7e6;color:#d48806;border:1px solid #f5e3bb}
.qr{width:140px;height:140px;display:block;margin:8px auto;background:#fff;border:1px solid var(--line);border-radius:12px;padding:4px}
.success{text-align:center;padding:22px 0}
.success .big{font-size:42px;line-height:1}
.muted{color:var(--sub);font-size:12.5px}
.center{text-align:center}

/* ---- 统计卡（商家端/概览小卡通用） ---- */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px;margin:10px 0}
.stat-item{background:#fafbfc;border:1px solid var(--line);border-radius:var(--r-md);padding:12px 14px;text-align:center}
.stat-item b{display:block;font-size:22px;font-weight:800;color:var(--red);line-height:1.2}
.stat-item span{font-size:11.5px;color:var(--sub)}

/* ---- 表格（H5 内简单表格兜底） ---- */
table{width:100%;border-collapse:collapse;font-size:12.5px}
th,td{border:1px solid var(--line);padding:7px 8px;text-align:left}
th{background:#fafbfc;color:var(--sub);font-weight:600}

/* ---- Toast / 页脚 ---- */
.toast{position:fixed;left:50%;top:28%;transform:translateX(-50%) translateY(6px);
  background:rgba(31,35,41,.88);color:#fff;padding:11px 18px;border-radius:12px;font-size:13.5px;
  z-index:99;opacity:0;transition:.22s;pointer-events:none;max-width:80%;text-align:center;backdrop-filter:blur(4px)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.footer{text-align:center;color:#b7bcc4;font-size:11px;padding:16px;letter-spacing:.5px}

/* ---- 核销二维码（米粉券） ---- */
.qrbox{display:flex;align-items:center;justify-content:center;margin:12px auto 4px;background:#fff;
  border:1px solid #f3e8ea;border-radius:14px;padding:10px;max-width:236px}
.qrbox img,.qrbox canvas{display:block;width:208px;height:208px;image-rendering:pixelated}
.qr-fail{font-size:12.5px;color:var(--sub);text-align:center;padding:26px 10px}
details.codebar{margin-top:8px;font-size:12px;color:var(--sub)}
details.codebar summary{cursor:pointer;user-select:none;color:var(--red);font-weight:600;font-size:12px}
details.codebar .code{margin-top:6px;font-size:11.5px;word-break:break-all;letter-spacing:.5px;
  background:#faf7f8;padding:8px 10px;border-radius:9px;color:#4a3a3c;border:1px solid #f3e8ea}

/* ============================================================
   首次进入 · 全屏活动宣传页（index.html 专用）· 动感科技版
   动效：漂移光斑 / 上升光点粒子 / 标题流光 / 按钮扫光呼吸
   ============================================================ */
body.promo-open{overflow:hidden}
.promo{position:fixed;inset:0;z-index:50;display:flex;flex-direction:column;align-items:center;
  justify-content:center;padding:30px 24px calc(28px + env(safe-area-inset-bottom));text-align:center;color:#fff;
  background:linear-gradient(160deg,#e01438 0%,var(--red) 45%,#8e0020 100%);overflow:hidden}
/* 双色光斑缓慢漂移 */
.promo::before{content:"";position:absolute;width:340px;height:340px;border-radius:50%;top:-130px;right:-100px;z-index:0;
  background:radial-gradient(circle,rgba(255,214,120,.30),rgba(255,120,90,.12) 45%,transparent 68%);
  animation:orbFloat 9s ease-in-out infinite alternate}
.promo::after{content:"";position:absolute;width:260px;height:260px;border-radius:50%;bottom:-100px;left:-70px;z-index:0;
  background:radial-gradient(circle,rgba(255,255,255,.18),transparent 62%);
  animation:orbFloat 12s ease-in-out infinite alternate-reverse}
@keyframes orbFloat{from{transform:translate(0,0) scale(1)}to{transform:translate(-46px,42px) scale(1.14)}}
/* 上升光点粒子层（index.html 提供 .promo-fx>i 结构） */
.promo-fx{position:absolute;inset:0;pointer-events:none;z-index:0}
.promo-fx i{position:absolute;bottom:-16px;width:5px;height:5px;border-radius:50%;opacity:0;
  background:rgba(255,255,255,.8);box-shadow:0 0 8px 2px rgba(255,225,170,.55);animation:rise linear infinite}
.promo-fx i:nth-child(1){left:7%;animation-duration:8s;animation-delay:0s}
.promo-fx i:nth-child(2){left:19%;animation-duration:11s;animation-delay:2.4s;width:4px;height:4px}
.promo-fx i:nth-child(3){left:31%;animation-duration:9s;animation-delay:1.2s}
.promo-fx i:nth-child(4){left:45%;animation-duration:12s;animation-delay:4s;width:3px;height:3px}
.promo-fx i:nth-child(5){left:58%;animation-duration:10s;animation-delay:.8s}
.promo-fx i:nth-child(6){left:70%;animation-duration:8.5s;animation-delay:3.2s;width:4px;height:4px}
.promo-fx i:nth-child(7){left:82%;animation-duration:11.5s;animation-delay:1.8s}
.promo-fx i:nth-child(8){left:92%;animation-duration:9.5s;animation-delay:5s;width:3px;height:3px}
@keyframes rise{0%{transform:translate(0,0);opacity:0}12%{opacity:.9}80%{opacity:.5}
  100%{transform:translate(26px,-105vh);opacity:0}}
.promo-in{position:relative;z-index:1;max-width:380px;width:100%;animation:cardIn .45s ease both}
.promo-badge{display:inline-block;font-size:18px;font-weight:600;letter-spacing:2px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);border-radius:999px;
  padding:5px 16px;margin-bottom:18px;animation:badgeGlow 2.6s ease-in-out infinite}
@keyframes badgeGlow{0%,100%{box-shadow:0 0 0 0 rgba(255,255,255,.1)}50%{box-shadow:0 0 18px 2px rgba(255,235,190,.35)}}
/* 标题流光：暖金高光缓慢扫过文字 */
.promo-title{margin:0;font-size:25px;font-weight:800;letter-spacing:1.5px;line-height:1.3;
  background:linear-gradient(115deg,#fff 30%,#ffe6b0 48%,#fff 66%);background-size:220% 100%;
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  animation:titleShine 3.4s ease-in-out infinite}
@keyframes titleShine{0%,100%{background-position:120% 0}50%{background-position:-20% 0}}
.promo-sub{margin:12px 0 22px;font-size:13.5px;opacity:.92;letter-spacing:.5px}
.promo-list{list-style:none;margin:0 0 26px;padding:0;display:flex;flex-direction:column;gap:10px;text-align:left}
.promo-list li{display:flex;align-items:center;gap:11px;font-size:13.5px;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);border-radius:12px;padding:11px 14px;backdrop-filter:blur(3px);
  animation:liIn .5s ease both}
.promo-list li:nth-child(1){animation-delay:.15s}
.promo-list li:nth-child(2){animation-delay:.28s}
.promo-list li:nth-child(3){animation-delay:.41s}
@keyframes liIn{from{opacity:0;transform:translateX(-18px)}to{opacity:1;transform:none}}
.promo-list .bi{width:30px;height:30px;flex:0 0 30px;border-radius:9px;background:rgba(255,255,255,.2);
  display:flex;align-items:center;justify-content:center;font-size:15px}
/* 参与按钮：呼吸光晕 + 高光扫过 */
.promo-btn{position:relative;overflow:hidden;font-size:16px;padding:14px;letter-spacing:2px;
  box-shadow:0 10px 26px rgba(0,0,0,.22);animation:btnBreath 2.2s ease-in-out infinite}
/* 福利页面入口 · 宣传页幽灵按钮：与主按钮（金色实心）区分层级，不抢"立即参与"的视觉焦点 */
.promo-btn2{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;margin:12px auto 0;
  padding:11px 16px;box-sizing:border-box;font-size:13.5px;font-weight:600;letter-spacing:1px;color:#fff;
  background:rgba(255,255,255,.10);border:1.5px solid rgba(255,255,255,.42);border-radius:12px;
  text-decoration:none;cursor:pointer;transition:background .18s,border-color .18s}
.promo-btn2:hover{background:rgba(255,255,255,.19);border-color:rgba(255,255,255,.66)}
.promo-btn::after{content:"";position:absolute;top:-40%;bottom:-40%;left:-70%;width:46%;pointer-events:none;
  background:linear-gradient(105deg,transparent,rgba(255,255,255,.65),transparent);
  transform:skewX(-22deg);animation:sweep 2.6s ease-in-out infinite}
@keyframes sweep{0%{left:-70%}55%,100%{left:130%}}
@keyframes btnBreath{0%,100%{box-shadow:0 10px 26px rgba(0,0,0,.22),0 0 0 0 rgba(240,188,85,.3)}
  50%{box-shadow:0 10px 30px rgba(0,0,0,.26),0 0 22px 4px rgba(240,188,85,.38)}}
.promo-foot{margin:14px 0 0;font-size:11.5px;opacity:.75;letter-spacing:.4px;animation:fadeSoft .8s ease .7s both}
@keyframes fadeSoft{from{opacity:0}to{opacity:.75}}

/* ============================================================
   后台移动端分区导航（<980px 显示，横向滑动胶囊）
   ============================================================ */
.m-nav{display:none}
@media(max-width:979px){
  .m-nav{display:flex;position:sticky;top:0;z-index:6;gap:8px;padding:10px 14px;
    background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);
    overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .m-nav::-webkit-scrollbar{display:none}
  .m-nav a{flex:0 0 auto;font-size:13px;color:var(--sub);background:#f6f7f9;border-radius:999px;
    padding:7px 15px;font-weight:600;cursor:pointer;transition:.15s;user-select:none;white-space:nowrap}
  .m-nav a.active{background:var(--red);color:#fff;box-shadow:0 4px 10px rgba(200,0,46,.25)}
}
@media(min-width:980px){.m-nav{display:none!important}}

/* ============================================================
   全站动感升级（顾客端为主）· 科技智能感
   ============================================================ */
/* 顶部品牌区光斑缓慢漂移 */
.topbar::before{animation:orbFloat 11s ease-in-out infinite alternate}
.topbar::after{animation:orbFloat 14s ease-in-out infinite alternate-reverse}
/* 卡片小圆点呼吸脉冲 */
.card h2 .dot{animation:dotPulse 2.4s ease-in-out infinite}
@keyframes dotPulse{0%,100%{box-shadow:0 0 0 3px var(--red-soft)}
  50%{box-shadow:0 0 0 5px var(--red-soft),0 0 10px 2px rgba(200,0,46,.22)}}
/* 身份标识卡：高光周期扫过（科技感徽章） */
.id-badge{position:relative;overflow:hidden}
.id-badge::after{content:"";position:absolute;top:-30%;bottom:-30%;left:-70%;width:40%;pointer-events:none;
  background:linear-gradient(105deg,transparent,rgba(255,255,255,.35),transparent);
  transform:skewX(-22deg);animation:sweep 4.2s ease-in-out 1.2s infinite}
/* 米粉核销二维码：扫描线往复（强调"限时动态核销"） */
.qrbox{position:relative;overflow:hidden}
.qrbox::after{content:"";position:absolute;left:10px;right:10px;top:-46px;height:36px;pointer-events:none;
  background:linear-gradient(180deg,transparent,rgba(200,0,46,.08) 55%,rgba(200,0,46,.22));
  border-bottom:2px solid rgba(200,0,46,.45);border-radius:6px;
  animation:qrScan 2.6s ease-in-out infinite alternate}
@keyframes qrScan{from{top:-46px}to{top:calc(100% - 10px)}}
/* 免费米粉券根：柔和光晕呼吸 */
.coupon.big{animation:cardIn .35s ease both,couponGlow 3s ease-in-out 1s infinite}
@keyframes couponGlow{0%,100%{box-shadow:0 0 0 rgba(200,0,46,0)}50%{box-shadow:0 0 16px rgba(200,0,46,.12)}}
/* 领取按钮高光扫过（与宣传页同款扫光） */
#claimBtn{position:relative;overflow:hidden}
#claimBtn::after{content:"";position:absolute;top:-40%;bottom:-40%;left:-70%;width:46%;pointer-events:none;
  background:linear-gradient(105deg,transparent,rgba(255,255,255,.5),transparent);
  transform:skewX(-22deg);animation:sweep 3.2s ease-in-out .8s infinite}
/* ---- 福利页面入口 · 领取页横幅（/welfare）---- */
.wf-entry{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit;box-sizing:border-box;
  background:linear-gradient(100deg,#fff7f0,#fff 72%);border:1px solid #ffe2cb;border-radius:var(--r-lg);
  padding:14px 16px;margin-bottom:14px;box-shadow:var(--shadow);animation:cardIn .35s ease both;
  transition:box-shadow .18s,border-color .18s}
.wf-entry:hover{border-color:#ffd3ac;box-shadow:var(--shadow-lift)}
.wf-entry .ico{width:40px;height:40px;flex:0 0 40px;border-radius:12px;display:flex;align-items:center;
  justify-content:center;font-size:20px;background:linear-gradient(140deg,#ffe6c9,#ffd0a1)}
.wf-entry .tx{flex:1;min-width:0}
.wf-entry .tx b{display:block;font-size:14px;font-weight:800;color:var(--ink)}
.wf-entry .tx span{display:block;font-size:12px;color:#8a6a3a;margin-top:3px;line-height:1.5}
.wf-entry .go{flex:none;font-size:12.5px;font-weight:700;color:var(--red);white-space:nowrap}

/* 无障碍：系统开启"减弱动态效果"时关闭所有动画 */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
}

/* ---- 微信内自动领取 · 进度条（wx_login 一键参与，2026-09-22）---- */
.auto-bar{height:4px;border-radius:99px;background:#f1f2f5;overflow:hidden;margin-top:14px}
.auto-bar i{display:block;height:100%;width:36%;border-radius:99px;
  background:linear-gradient(90deg,#e01438,var(--red));animation:autoBar 1.15s ease-in-out infinite}
@keyframes autoBar{0%{transform:translateX(-110%)}100%{transform:translateX(300%)}}