*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:var(--yy-font);background:linear-gradient(180deg,#fbf1de 0%,#f7ead3 40%,#f3e2c8 100%);color:var(--yy-ink);min-height:100vh}
.wrap{max-width:1080px;margin:0 auto;padding:18px 16px 40px}
.top{display:flex;align-items:center;gap:14px;padding:10px 4px 16px}
.top .logo{width:74px;height:auto;border-radius:12px;background:#fff;box-shadow:0 4px 14px rgba(125,26,34,.14)}
.top-t{flex:1;min-width:0}
.top h1{margin:0;font-size:22px;color:var(--yy-red-deep);letter-spacing:.06em}
.top p{margin:3px 0 0;font-size:12px;color:var(--yy-muted);letter-spacing:.16em}
button{font-family:inherit;cursor:pointer;border:0;border-radius:10px;transition:.16s}
button:active{transform:scale(.98)}
.ghost{background:rgba(255,255,255,.66);color:var(--yy-red-deep);padding:9px 14px;font-size:13px;border:1px solid rgba(163,35,43,.22)}
.primary{background:linear-gradient(135deg,var(--yy-red),var(--yy-red-deep));color:#fff;padding:12px 20px;font-size:15px;font-weight:700;box-shadow:0 6px 16px rgba(125,26,34,.22)}
.outline{background:transparent;color:var(--yy-red-deep);border:1.5px solid var(--yy-red);padding:11px 18px;font-size:14px;font-weight:600}
.text{background:none;color:var(--yy-muted);font-size:13px;padding:8px}
.mini{background:rgba(163,35,43,.09);color:var(--yy-red-deep);padding:5px 10px;font-size:12px}
.wide{width:100%;margin-top:10px}
.notice{background:rgba(201,162,39,.14);border:1px solid rgba(201,162,39,.36);color:#7a5a12;padding:10px 14px;border-radius:10px;font-size:13px;margin-bottom:16px;line-height:1.6}
.card{background:rgba(255,255,255,.9);border:1px solid rgba(163,35,43,.12);border-radius:18px;padding:20px;margin-bottom:16px;box-shadow:0 8px 26px rgba(90,50,30,.06)}
.hero{display:flex;gap:20px;background:linear-gradient(120deg,#8d2029,#5f1620 70%);color:#fff;position:relative;overflow:hidden}
.hero-l{flex:1;min-width:0;z-index:1}
.eyebrow{font-size:11px;letter-spacing:.4em;color:var(--yy-gold-light);margin:0 0 8px}
.hero h2{margin:0 0 6px;font-size:26px}
.hero .sub{margin:0;color:#f3ddc4;font-size:13px}
.nums{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:20px 0 14px}
.nums>div{background:rgba(255,255,255,.09);border:1px solid rgba(232,201,106,.28);border-radius:12px;padding:12px 8px;text-align:center}
.nums b{display:block;font-size:22px;color:var(--yy-gold-light);font-weight:900}
.nums span{font-size:11px;color:#f0d9c2}
.badges{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.badge{background:rgba(232,201,106,.18);border:1px solid var(--yy-gold);color:var(--yy-gold-light);padding:4px 10px;border-radius:20px;font-size:12px}
.hero-btns{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.hero .outline{color:#fff;border-color:rgba(255,255,255,.6)}
.hero-r{width:170px;display:flex;flex-direction:column;align-items:center;justify-content:center;opacity:.9}
.hero-r .mark{width:140px;filter:drop-shadow(0 6px 18px rgba(0,0,0,.3))}
.hero-r p{font-size:12px;letter-spacing:.3em;color:var(--yy-gold-light);margin-top:6px}
.sec-h{display:flex;align-items:center;gap:10px;margin-bottom:14px;flex-wrap:wrap}
.sec-h h3{margin:0;font-size:17px;color:var(--yy-red-deep);border-left:4px solid var(--yy-gold);padding-left:10px}
.tip{font-size:12px;color:var(--yy-muted);flex:1;min-width:160px}
.redeem-row{display:flex;gap:10px}
input{font-family:inherit;font-size:14px;padding:12px 14px;border:1.5px solid rgba(163,35,43,.24);border-radius:10px;background:#fffdf8;color:var(--yy-ink);outline:none;min-width:0}
input:focus{border-color:var(--yy-red)}
.redeem-row input{flex:1;text-transform:uppercase}
.opts{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.opt{background:rgba(201,162,39,.1);border:1px solid rgba(201,162,39,.3);border-radius:8px;padding:7px 11px;font-size:12px;color:#7a5a12}
.msg{font-size:13px;margin-top:10px;line-height:1.6;min-height:0}
.msg.ok{color:#2e7d4f}.msg.err{color:#b3261e}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.goods{display:flex;flex-direction:column;gap:10px}
.good{display:flex;align-items:center;gap:12px;border:1px solid rgba(163,35,43,.12);border-radius:12px;padding:12px;background:#fffdf8}
.good .ic{width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,var(--yy-gold-light),var(--yy-gold));display:grid;place-items:center;color:#fff;font-weight:900;flex:none}
.good .info{flex:1;min-width:0}
.good .info b{display:block;font-size:14px}
.good .info span{font-size:12px;color:var(--yy-muted)}
.good .p{color:var(--yy-red);font-weight:800;font-size:14px;white-space:nowrap}
.lottery{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin-bottom:6px}
.lt{background:rgba(201,162,39,.1);border:1px solid rgba(201,162,39,.28);border-radius:10px;padding:14px 5px;text-align:center;font-size:12px;color:#7a5a12;min-height:56px;display:grid;place-items:center}
.lt.on{background:var(--yy-red);color:#fff;border-color:var(--yy-red-deep);box-shadow:0 0 0 3px rgba(201,162,39,.4)}
.invite{font-size:13px;color:var(--yy-muted);margin-top:12px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.invite b{color:var(--yy-red);letter-spacing:.1em}
.coupon{display:flex;align-items:center;justify-content:space-between;gap:10px;border:1px dashed var(--yy-gold);border-radius:12px;padding:12px;margin-bottom:8px;background:rgba(232,201,106,.08)}
.coupon b{font-size:14px}.coupon span{font-size:12px;color:var(--yy-muted)}
.tabs{display:flex;gap:8px;margin-bottom:12px}.tabs button{background:rgba(163,35,43,.08);color:var(--yy-red-deep);padding:7px 14px;font-size:13px}
.tabs button.on{background:var(--yy-red);color:#fff}
.row{display:flex;justify-content:space-between;gap:10px;padding:10px 4px;border-bottom:1px solid rgba(163,35,43,.08);font-size:13px}
.row .muted{color:var(--yy-muted);font-size:12px}
footer{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;color:var(--yy-muted);font-size:12px;padding:10px 4px}
.modal{position:fixed;inset:0;background:rgba(40,18,14,.6);display:none;place-items:center;z-index:50;padding:18px}
.modal.show{display:grid}
.modal-box{background:#fffdf8;border-radius:18px;padding:26px;width:min(420px,100%);position:relative;box-shadow:0 20px 60px rgba(0,0,0,.3);max-height:92vh;overflow:auto}
.modal-box .close{position:absolute;right:14px;top:12px;background:none;font-size:26px;color:var(--yy-muted)}
.mlogo{width:76px;border-radius:12px;background:#fff;display:block;margin:0 auto 10px}
.modal-box h3{text-align:center;color:var(--yy-red-deep);margin:0 0 6px}
.modal-box .muted{text-align:center;font-size:12px;color:var(--yy-muted);margin:0 0 16px;line-height:1.6}
.modal-box input{width:100%;margin-bottom:10px}
.consent{display:flex;gap:8px;align-items:flex-start;font-size:12px;color:var(--yy-muted);line-height:1.6;margin:6px 0 14px}
.consent input{margin-top:3px;width:auto;flex:none}
.modal-btns{display:flex;flex-direction:column;gap:8px}
@media(max-width:760px){
 .wrap{padding:12px 12px 30px}.grid{grid-template-columns:1fr}
 .top .logo{width:58px}.top h1{font-size:18px}
 .hero{flex-direction:column;padding:18px}.hero-r{display:none}
 .hero h2{font-size:22px}.nums{grid-template-columns:repeat(2,1fr);margin:14px 0}
 .card{padding:16px}.redeem-row{flex-direction:column}
 .redeem-row input,.redeem-row button{width:100%}
 .sec-h h3{font-size:16px}.tip{min-width:0;flex-basis:100%}
 .good{flex-wrap:wrap}.good .p{margin-left:auto}
}