:root{
  --brand:#0fb27a;--mint:#12d3cf;--ink:#0f172a;--muted:#6b7280;--line:#e6eef2;
  --bg:linear-gradient(180deg,#eafff8 0%,#f4fbff 48%,#ffffff 100%);
  --card:#fff;--shadow:0 10px 24px rgba(16,185,129,.10);
  --marquee-duration:130s;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.6 system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Arial}
a{color:inherit;text-decoration:none}
.wrap{max-width:720px;margin:0 auto;padding:10px}
.head{border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:var(--shadow);padding:10px 10px 8px;text-align:center}
.logo{width:56px;margin:0 auto 6px}
.logo img{display:block;width:56px;height:auto;border-radius:8px;background:transparent}
.title{font-weight:800;font-size:19px}
.crumb{margin-top:4px;font-size:12px;color:var(--muted)}
main{display:grid;gap:8px;margin-top:8px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}
.sec{padding:8px 10px}
.sec h2{margin:0 0 6px;font-size:15px}
.row{display:grid;gap:6px}
.ipt{display:flex;align-items:center;border:1px solid var(--line);border-radius:10px;background:#fff;padding:8px 10px}
.ipt input{flex:1;border:0;outline:0;font-size:14px}
.ipt.bad{border-color:#ff9b9b;background:#fff7f7}
.icon-user{margin-right:8px;color:#059669}
.yen{margin-right:6px;color:#0ea5a3}

.barrage{margin-top:6px;border-top:1px dashed var(--line);padding-top:6px}
.b-viewport{width:100%;overflow:hidden}
.b-line{display:inline-block;white-space:nowrap;will-change:transform;animation:marq var(--marquee-duration) linear infinite}
.b-item{display:inline-block;padding:4px 10px;border-radius:999px;background:#e8fff5;color:#065f46;font-size:12px;margin-right:18px}
.b-item i{color:#10b981;margin-right:6px}
@keyframes marq{from{transform:translateX(0)}to{transform:translateX(-50%)}}

.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.tile{position:relative;border:1px solid var(--line);border-radius:14px;background:#fff;padding:16px 6px 8px;text-align:center;line-height:1.35;transition:transform .08s,border-color .2s,box-shadow .2s}
.tile:active{transform:scale(.985)}
.tile.selected{border-color:#0fb27a;box-shadow:0 0 0 2px rgba(16,185,129,.16)}
.flag{position:absolute;left:6px;top:6px;padding:0 6px;height:14px;line-height:14px;border-radius:999px;font-size:10px;color:#fff;background:linear-gradient(90deg,#0fb27a 0%,var(--mint) 100%)}
.p1{font-size:13px}
.p2{font-size:15px;margin:3px 0}
.p3{font-size:12px;color:#059669}
.p3.muted{color:#9aa4b4}

.methods{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.m-btn{display:flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);border-radius:12px;background:#fff;padding:10px}
.m-btn i{font-size:18px}
.m-btn.alipay i{color:#1677FF}
.m-btn.wechat i{color:#07C160}
.m-btn.alipay.selected{border-color:#1677FF;box-shadow:0 0 0 2px rgba(22,119,255,.15)}
.m-btn.wechat.selected{border-color:#07C160;box-shadow:0 0 0 2px rgba(7,193,96,.15)}

.paybar{display:flex;gap:8px}
.go{flex:1;border:0;border-radius:12px;background:linear-gradient(90deg,#0fb27a 0%,var(--mint) 100%);color:#fff;font-weight:800;padding:12px}
.go[disabled]{background:#b8e8da;opacity:.9}

/* 这里是按钮小型化与右上角排版 */
.custom{position:relative;display:grid;gap:6px}
.custom .ipt{padding-right:96px}
.custom .act{
  position:absolute;right:12px;top:12px;height:28px;line-height:28px;
  padding:0 12px;border:0;border-radius:999px;font-size:12px;font-weight:700;
  background:linear-gradient(90deg,#0fb27a 0%,var(--mint) 100%);color:#fff;
  box-shadow:0 6px 12px rgba(16,185,129,.18)
}
.custom .act[disabled]{background:#e6f7f2;color:#9aa4b4;box-shadow:none;cursor:not-allowed}
.calc{display:grid;gap:2px;font-size:13px}
.calc .gain{color:#0ea5a3;font-weight:600}

.mask{position:fixed;inset:0;background:rgba(0,0,0,.45);display:none;align-items:center;justify-content:center;padding:12px;z-index:9999}
.dlg{width:92%;max-width:420px;background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 16px 36px rgba(0,0,0,.16)}
.dlg-h{display:flex;align-items:center;gap:8px;padding:10px;border-bottom:1px solid var(--line)}
.spin{width:16px;height:16px;border-radius:50%;border:2px solid #e2e8f0;border-top-color:#0fb27a;animation:rot .8s linear infinite}
@keyframes rot{to{transform:rotate(360deg)}}
.dlg-b{padding:12px}
.ok{width:40px;height:40px;border-radius:999px;background:#10b981;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:900;margin:2px 0}
.dlg-f{display:flex;gap:8px;padding:10px;border-top:1px solid var(--line)}
.btn{flex:1;border-radius:10px;padding:10px;font-size:14px}
.btn.ghost{background:#fff;border:1px solid var(--line)}
.btn.main{background:#0fb27a;color:#fff;border:0}
.grid2{display:grid;grid-template-columns:88px 1fr;gap:8px;font-size:13px}

footer .icp{margin-top:6px;font-size:11px;color:#475569;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px;text-align:center}