/* ===== 手机框 / 通用组件（在线体验版共用骨架） ===== */
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;height:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",sans-serif;
  color:var(--ink);background:var(--backdrop);-webkit-font-smoothing:antialiased;
  -webkit-tap-highlight-color:transparent;overflow:hidden;
}
button{font:inherit;color:inherit;border:0;background:none;padding:0;cursor:pointer}
input,textarea,select{font:inherit;color:inherit}
.num{font-family:"DIN Alternate","DIN Condensed","Helvetica Neue",Arial,sans-serif;font-variant-numeric:tabular-nums}
.ic{display:inline-block;vertical-align:middle;flex:none;stroke-width:1.8}

/* ---------- 桌面舞台 ---------- */
.stage{position:relative;height:100vh;display:flex;align-items:center;justify-content:center;gap:80px;padding:24px;overflow:hidden}
.stage::before,.stage::after{content:"";position:absolute;border-radius:50%;filter:blur(60px);opacity:.55;pointer-events:none}
.stage::before{width:520px;height:520px;left:-120px;top:-140px;background:var(--blob1)}
.stage::after{width:600px;height:600px;right:-160px;bottom:-220px;background:var(--blob2)}
.intro{position:relative;z-index:1;width:360px;flex:none}
.intro .logo{display:flex;align-items:center;gap:12px;margin-bottom:28px}
.intro .logo .mark{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--brand);color:#fff;box-shadow:0 8px 20px -8px var(--brand)}
.intro .logo b{font-size:17px;letter-spacing:.5px}
.intro .logo small{display:block;font-size:12px;color:var(--muted);margin-top:2px;font-weight:400}
.intro .eyebrow{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--brand);background:color-mix(in srgb,var(--brand) 10%,transparent);padding:4px 10px;border-radius:99px;margin-bottom:14px}
.intro h1{font-size:30px;line-height:1.3;margin:0 0 14px;letter-spacing:.5px}
.intro p{font-size:14px;line-height:1.8;color:var(--muted);margin:0 0 22px}
.intro ul{list-style:none;margin:0 0 26px;padding:0;display:grid;gap:10px}
.intro li{display:flex;gap:10px;font-size:13.5px;line-height:1.6;color:var(--ink2)}
.intro li .ic{color:var(--brand);margin-top:2px}
.intro .jump-title{font-size:12px;color:var(--muted);margin-bottom:10px;letter-spacing:1px}
.intro .jumps{display:flex;flex-wrap:wrap;gap:8px}
.intro .jumps a{font-size:13px;text-decoration:none;color:var(--ink2);background:rgba(255,255,255,.75);border:1px solid var(--line);padding:6px 12px;border-radius:99px;transition:.2s}
.intro .jumps a:hover,.intro .jumps a.on{color:#fff;background:var(--brand);border-color:var(--brand)}
.intro .hint{margin-top:26px;font-size:12px;color:var(--muted);display:flex;align-items:center;gap:6px}

.device{position:relative;z-index:1;flex:none;width:calc(414px * var(--s,1));height:calc(868px * var(--s,1))}
.device-inner{position:absolute;left:0;top:0;width:414px;height:868px;transform:scale(var(--s,1));transform-origin:0 0;
  border-radius:66px;background:#15161a;padding:12px;
  box-shadow:0 0 0 2px #2a2c31 inset,0 0 0 1px #000,0 40px 80px -20px rgba(20,24,40,.45),0 12px 30px -12px rgba(20,24,40,.35)}
.device-inner::before{content:"";position:absolute;right:-3px;top:190px;width:3px;height:90px;border-radius:0 3px 3px 0;background:#2a2c31}
.device-inner::after{content:"";position:absolute;left:-3px;top:160px;width:3px;height:56px;border-radius:3px 0 0 3px;background:#2a2c31;box-shadow:0 80px 0 #2a2c31}
.screen{--sb:47px;--safe-b:26px;position:relative;width:390px;height:844px;border-radius:54px;overflow:hidden;background:var(--page-bg);isolation:isolate;display:flex;flex-direction:column}
.island{position:absolute;top:11px;left:50%;transform:translateX(-50%);width:122px;height:35px;border-radius:20px;background:#000;z-index:200;pointer-events:none}
.homebar{position:absolute;bottom:8px;left:50%;transform:translateX(-50%);width:136px;height:5px;border-radius:3px;background:#111;opacity:.85;z-index:200;pointer-events:none}
.screen.sb-light .homebar{background:#fff}
.statusbar{position:absolute;top:0;left:0;right:0;height:var(--sb);display:flex;align-items:center;justify-content:space-between;padding:4px 34px 0 42px;z-index:150;font-size:16px;font-weight:600;pointer-events:none;color:#111;transition:color .25s}
.screen.sb-light .statusbar{color:#fff}
.statusbar .r{display:flex;gap:6px;align-items:center}
.statusbar svg{display:block}

/* ---------- 页面容器与切换动画 ---------- */
.area{position:relative;flex:1;min-height:0;overflow:hidden}
.page{position:absolute;inset:0;display:flex;flex-direction:column;background:var(--page-bg);will-change:transform}
.pg-body{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;scrollbar-width:none;overscroll-behavior:contain}
.pg-body::-webkit-scrollbar{display:none}
.page.in-right{animation:inRight .34s cubic-bezier(.2,.8,.2,1) both;z-index:3;box-shadow:-10px 0 30px rgba(0,0,0,.08)}
.page.out-left{animation:outLeft .34s cubic-bezier(.2,.8,.2,1) both;z-index:1}
.page.in-left{animation:inLeft .34s cubic-bezier(.2,.8,.2,1) both;z-index:1}
.page.out-right{animation:outRight .34s cubic-bezier(.2,.8,.2,1) both;z-index:3;box-shadow:-10px 0 30px rgba(0,0,0,.08)}
.page.in-fade{animation:inFade .22s ease both;z-index:3}
.page.out-fade{animation:outFade .22s ease both;z-index:1}
@keyframes inRight{from{transform:translateX(100%)}to{transform:none}}
@keyframes outLeft{from{transform:none}to{transform:translateX(-28%);filter:brightness(.94)}}
@keyframes inLeft{from{transform:translateX(-28%);filter:brightness(.94)}to{transform:none}}
@keyframes outRight{from{transform:none}to{transform:translateX(100%)}}
@keyframes inFade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@keyframes outFade{from{opacity:1}to{opacity:0}}

/* ---------- 小程序导航栏 ---------- */
.navbar{flex:none;position:relative;z-index:20;height:calc(var(--sb) + 44px);padding-top:var(--sb);display:flex;align-items:center;justify-content:center;background:var(--nav-bg,#fff);color:var(--nav-ink,#111)}
.navbar.clear{background:transparent}
.navbar .nb-title{font-size:17px;font-weight:600;max-width:200px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.navbar .nb-left{position:absolute;left:8px;bottom:0;height:44px;display:flex;align-items:center}
.navbar .nb-back{width:36px;height:36px;display:grid;place-items:center;border-radius:50%}
.navbar .nb-back.bubble{background:rgba(255,255,255,.85);box-shadow:0 1px 4px rgba(0,0,0,.08)}
.capsule{position:absolute;right:7px;bottom:6px;width:87px;height:32px;border-radius:16px;border:.5px solid rgba(0,0,0,.12);background:rgba(255,255,255,.6);display:flex;align-items:center;backdrop-filter:blur(8px)}
.capsule i{flex:1;display:grid;place-items:center;height:100%}
.capsule i+i{border-left:.5px solid rgba(0,0,0,.14)}
.capsule .dots{display:flex;gap:3px}
.capsule .dots b{width:4px;height:4px;border-radius:50%;background:currentColor}
.capsule .dots b:nth-child(2){width:6px;height:6px;margin-top:-1px}
.capsule .ring{width:17px;height:17px;border-radius:50%;border:2px solid currentColor;display:grid;place-items:center}
.capsule .ring::after{content:"";width:5px;height:5px;border-radius:50%;background:currentColor}
.navbar.dark-cap .capsule{background:rgba(0,0,0,.18);border-color:rgba(255,255,255,.3);color:#fff}

/* ---------- Tab 栏 ---------- */
.tabbar{flex:none;position:relative;z-index:30;display:flex;background:rgba(255,255,255,.96);backdrop-filter:blur(16px);border-top:.5px solid rgba(0,0,0,.08);padding-bottom:var(--safe-b);transition:transform .3s,margin .3s}
.tabbar.hide{display:none}
.tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;height:52px;font-size:10.5px;color:#8a8f99;text-decoration:none;position:relative}
.tabbar a.on{color:var(--brand)}
.tabbar a .ic{width:24px;height:24px}
.tabbar a.on .ic{stroke-width:2.1}
.tabbar .badge{position:absolute;top:4px;left:calc(50% + 6px);min-width:17px;height:17px;border-radius:9px;padding:0 5px;font-size:10.5px;line-height:17px;text-align:center;color:#fff;background:var(--danger,#f0413c);border:1.5px solid #fff;font-weight:600}
.tabbar .badge.pop{animation:pop .45s cubic-bezier(.3,1.6,.5,1)}
@keyframes pop{0%{transform:scale(.4)}100%{transform:scale(1)}}

/* ---------- 浮层 ---------- */
.mask{position:absolute;inset:0;background:rgba(0,0,0,.45);z-index:300;opacity:0;transition:opacity .25s}
.mask.show{opacity:1}
.sheet{position:absolute;left:0;right:0;bottom:0;z-index:301;background:#fff;border-radius:18px 18px 0 0;transform:translateY(100%);transition:transform .32s cubic-bezier(.2,.8,.2,1);max-height:82%;display:flex;flex-direction:column;padding-bottom:var(--safe-b)}
.sheet.show{transform:none}
.sheet .sh-close{position:absolute;right:12px;top:12px;width:30px;height:30px;display:grid;place-items:center;color:#999;border-radius:50%;z-index:2}
.dialog{position:absolute;left:50%;top:50%;width:300px;z-index:301;background:#fff;border-radius:16px;transform:translate(-50%,-50%) scale(.9);opacity:0;transition:.22s;overflow:hidden;text-align:center}
.dialog.show{opacity:1;transform:translate(-50%,-50%) scale(1)}
.dialog .dg-body{padding:26px 22px 22px}
.dialog h4{margin:0 0 8px;font-size:17px}
.dialog p{margin:0;font-size:14px;line-height:1.65;color:#666}
.dialog .dg-btns{display:flex;border-top:.5px solid #e6e6e6}
.dialog .dg-btns button{flex:1;height:50px;font-size:16px}
.dialog .dg-btns button+button{border-left:.5px solid #e6e6e6}
.dialog .dg-btns .ok{color:var(--brand);font-weight:600}
.dialog .dg-btns .ok.danger{color:var(--danger,#e5483f)}
.toast{position:absolute;left:50%;top:46%;transform:translate(-50%,-50%) scale(.9);z-index:400;background:rgba(20,20,20,.82);color:#fff;border-radius:12px;padding:12px 18px;font-size:14px;opacity:0;transition:.2s;pointer-events:none;display:flex;flex-direction:column;align-items:center;gap:8px;max-width:240px;text-align:center;line-height:1.5}
.toast.icon{min-width:132px;padding:20px 18px 16px}
.toast.show{opacity:1;transform:translate(-50%,-50%) scale(1)}
.toast .ic{width:36px;height:36px;stroke-width:2}

/* 下拉刷新 */
.ptr{height:0;overflow:hidden;display:flex;align-items:flex-end;justify-content:center;font-size:12px;color:var(--muted);transition:height .25s}
.ptr .in{height:48px;display:flex;align-items:center;gap:8px}
.ptr .spin{width:16px;height:16px;border-radius:50%;border:2px solid currentColor;border-right-color:transparent}
.ptr.loading .spin{animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* 骨架加载态 */
.skel{background:linear-gradient(90deg,#eee 25%,#f6f6f6 37%,#eee 63%);background-size:400% 100%;animation:skel 1.2s ease infinite;border-radius:8px}
@keyframes skel{0%{background-position:100% 50%}100%{background-position:0 50%}}

/* 空状态 */
.empty{padding:70px 30px;text-align:center;color:var(--muted);font-size:14px}
.empty svg.art{width:140px;height:110px;margin-bottom:14px}
.empty .btn{margin-top:18px}

/* 演示标记 */
.demo-mark{position:fixed;right:14px;bottom:12px;z-index:999;font-size:11.5px;color:var(--muted);background:rgba(255,255,255,.72);border:1px solid var(--line);backdrop-filter:blur(6px);padding:4px 10px;border-radius:99px;letter-spacing:.5px;pointer-events:none}

/* ---------- Web 视图（后台 / 后厨屏） ---------- */
#web{display:none}
body.web-mode{overflow:auto}
body.web-mode .stage{display:none}
body.web-mode #web{display:block;min-height:100vh}

/* ---------- 手机上全屏 ---------- */
@media (max-width:600px){
  .stage{display:block;height:100dvh;padding:0;gap:0}
  .stage::before,.stage::after,.intro{display:none}
  .device{width:100%;height:100dvh}
  .device-inner{position:static;width:100%;height:100dvh;transform:none;border-radius:0;background:none;padding:0;box-shadow:none}
  .device-inner::before,.device-inner::after,.island,.homebar,.statusbar{display:none}
  .screen{--sb:max(env(safe-area-inset-top,0px),20px);--safe-b:env(safe-area-inset-bottom,0px);width:100%;height:100dvh;border-radius:0}/* 全屏时保留 20px 状态栏条，演示标记放在这里，不压内容 */
  .capsule{bottom:6px}
  .demo-mark{left:50%;right:auto;top:env(safe-area-inset-top,0px);bottom:auto;transform:translateX(-50%);font-size:10px;line-height:18px;height:19px;padding:0 10px;letter-spacing:.3px;border:0;border-radius:0 0 8px 8px;opacity:1;color:#6b6560;background:rgba(255,255,255,.9);box-shadow:0 1px 4px rgba(0,0,0,.12)}
  body.web-mode .demo-mark{top:60px;background:#3A281D;color:rgba(242,228,208,.8);box-shadow:none}
}
@media (max-width:1060px) and (min-width:601px){.intro{display:none}}