:root{
  --primary:#6C5CE7;
  --bg:#0f1024;
  --accent:#FFD166;
  --text:#f5f6ff;
  --card:rgba(255,255,255,0.08);
  --card-border:rgba(255,255,255,0.16);
  --radius:18px;
  --shadow:0 18px 50px rgba(0,0,0,.45);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--text);
  background:
    radial-gradient(1200px 600px at 15% -10%, color-mix(in srgb, var(--primary) 45%, transparent), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 55%),
    linear-gradient(160deg, var(--bg), #060614 80%);
  min-height:100%;
  overflow-x:hidden;
}
a{color:inherit}
button{font-family:inherit;cursor:pointer;border:none;outline:none}
input,select{font-family:inherit}
.hidden{display:none !important}

/* ---------- Header ---------- */
.header{
  position:sticky;top:0;z-index:30;
  display:flex;align-items:center;justify-content:flex-start;gap:14px;
  padding:14px 22px;
  background:rgba(10,10,25,.55);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--card-border);
}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;letter-spacing:.5px;cursor:pointer;user-select:none}
.brand .logo{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  box-shadow:0 6px 18px color-mix(in srgb,var(--primary) 50%,transparent);
  display:flex;align-items:center;justify-content:center;font-size:18px;
}
/* 站点 Logo（上传图片）：固定高度、限制最大宽度，避免大图把头部撑变形 */
.brand .logo-img{
  height:34px;max-height:34px;max-width:150px;width:auto;
  object-fit:contain;border-radius:8px;
  background:rgba(255,255,255,.08);padding:2px;
}
/* 导航栏「首页」按钮：点击前往官网首页（新标签页打开） */
.nav-home{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 16px;border-radius:999px;font-size:14px;font-weight:700;
  background:var(--card);border:1px solid var(--card-border);color:var(--text);
  text-decoration:none;transition:transform .15s ease, box-shadow .2s ease;
}
.nav-home:hover{transform:translateY(-2px);box-shadow:0 8px 22px color-mix(in srgb,var(--primary) 40%,transparent)}
.user-zone{display:flex;align-items:center;gap:12px;margin-left:auto}
.user-chip{
  display:flex;align-items:center;gap:8px;
  background:var(--card);border:1px solid var(--card-border);
  padding:6px 12px;border-radius:999px;font-size:14px;
}
.user-chip .avatar{width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;overflow:hidden;padding:0}
.user-chip .avatar svg{width:100%;height:100%;display:block}

.btn{
  padding:10px 18px;border-radius:12px;font-weight:700;font-size:14px;
  background:linear-gradient(135deg,var(--primary),color-mix(in srgb,var(--primary) 60%, #fff));
  color:#fff;transition:transform .15s ease, box-shadow .2s ease;
  box-shadow:0 8px 22px color-mix(in srgb,var(--primary) 45%,transparent);
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn.ghost{background:var(--card);border:1px solid var(--card-border);box-shadow:none}
.btn.warn{background:linear-gradient(135deg,#ff6b6b,#ff9f43)}
.btn.small{padding:7px 12px;font-size:13px}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* 语言/下拉选择框：闭合态用主题文字色，展开的选项列表用深色文字+白底，避免白底看不清 */
select, .btn.ghost select { color: var(--text); }
select option { background:#fff; color:#111; }
.m-row select { color: var(--text); }
.m-row select option { background:#fff; color:#111; }

/* ---------- Layout ---------- */
.container{max-width:1120px;margin:0 auto;padding:26px 18px 60px}
.hero{text-align:center;margin:10px 0 26px}
.hero h1{font-size:clamp(26px,4vw,40px);font-weight:900;letter-spacing:1px;
  background:linear-gradient(90deg,#fff,var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{opacity:.78;margin-top:8px;font-size:15px}

.stage{display:grid;grid-template-columns:minmax(320px,1fr) 360px;gap:26px;align-items:start}
@media(max-width:880px){.stage{grid-template-columns:1fr}}

.panel{
  background:var(--card);border:1px solid var(--card-border);
  border-radius:var(--radius);padding:22px;backdrop-filter:blur(8px);
  box-shadow:var(--shadow);
}
.panel h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.panel h3 .dot{width:8px;height:8px;border-radius:50%;background:var(--accent)}

/* ---------- Wheel ---------- */
.wheel-wrap{
  display:flex;flex-direction:column;align-items:center;gap:18px;
  background:radial-gradient(circle at 50% 40%, color-mix(in srgb,var(--primary) 30%, transparent), transparent 70%), var(--card);
  border:1px solid var(--card-border);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow);position:relative;
}
.wheel-stage{position:relative;width:100%;display:flex;justify-content:center}
.wheel-stage canvas{display:block;filter:drop-shadow(0 10px 30px rgba(0,0,0,.5))}
.wheel-center{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:84px;height:84px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  color:#fff;font-weight:900;font-size:15px;border:4px solid #fff;
  box-shadow:0 8px 22px rgba(0,0,0,.5);
  display:flex;align-items:center;justify-content:center;text-align:center;line-height:1.2;
  transition:transform .12s ease;
}
.wheel-center:active{transform:translate(-50%,-50%) scale(.94)}
.wheel-center:disabled{opacity:.6;cursor:not-allowed}
.remain-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:15px;
  background:var(--card);border:1px solid var(--card-border);padding:8px 16px;border-radius:999px;
}
.remain-badge b{color:var(--accent);font-size:20px}

/* ---------- Side panels ---------- */
.remain-card{text-align:center}
.remain-card .big{font-size:46px;font-weight:900;color:var(--accent);line-height:1;margin:6px 0}
.remain-card .sub{opacity:.7;font-size:13px}

.redeem-row{display:flex;gap:8px;margin-top:10px}
.redeem-row input{flex:1;padding:10px 12px;border-radius:10px;border:1px solid var(--card-border);background:rgba(0,0,0,.25);color:#fff}
.redeem-row input::placeholder{color:rgba(255,255,255,.45)}

.broadcast{margin-top:6px}
.broadcast .list{height:230px;overflow:hidden;position:relative;mask-image:linear-gradient(180deg,transparent,#000 12%,#000 88%,transparent)}
.broadcast ul{list-style:none;animation:scrollUp 22s linear infinite}
.broadcast:hover ul{animation-play-state:paused}
.broadcast li{display:flex;align-items:center;gap:10px;padding:9px 4px;border-bottom:1px dashed rgba(255,255,255,.08);font-size:13px}
.broadcast li .b-prize{color:var(--accent);font-weight:700}
.broadcast li .b-time{margin-left:auto;opacity:.55;font-size:11px}
@keyframes scrollUp{from{transform:translateY(0)}to{transform:translateY(-50%)}}

.tip{font-size:12px;opacity:.6;margin-top:8px;line-height:1.5}

/* ---------- 汉堡菜单（移动端） ---------- */
.hamburger{
  display:none;margin-left:auto;
  width:42px;height:42px;border-radius:12px;font-size:22px;line-height:1;
  background:var(--card);border:1px solid var(--card-border);color:var(--text);
  align-items:center;justify-content:center;
}
.mobile-menu{
  display:none;
  position:absolute;top:64px;right:14px;left:14px;z-index:40;
  flex-direction:column;gap:10px;padding:16px;
  background:rgba(14,14,32,.96);backdrop-filter:blur(14px);
  border:1px solid var(--card-border);border-radius:16px;box-shadow:var(--shadow);
}
.mobile-menu .m-row{display:flex}
.mobile-menu .m-row select{width:100%}
.mobile-menu .m-act{width:100%;justify-content:center;text-align:center}

/* 移动端：兑换/抽奖码输入行纵向堆叠，按钮占满宽度 */
@media(max-width:720px){
  .header{padding:12px 16px;gap:10px}
  .brand{font-size:17px;gap:8px}
  .brand .logo{width:30px;height:30px;font-size:16px}
  .brand .logo-img{height:30px;max-height:30px;max-width:120px}
  .nav-home{padding:6px 12px;font-size:13px}
  .user-zone{display:none}
  .hamburger{display:inline-flex}
  .mobile-menu:not(.hidden){display:flex}
  .container{padding:18px 14px 56px}
  .stage{grid-template-columns:1fr;gap:16px}
  .wheel-wrap{padding:18px 12px}
  .wheel-stage canvas{max-width:100%}
  .remain-card .big{font-size:38px}
}
@media(max-width:480px){
  .redeem-row{flex-direction:column;gap:10px}
  .redeem-row .btn{width:100%}
  .checkin-btn{margin-top:12px}
  .panel{padding:18px}
}

/* ---------- Modal ---------- */
.overlay{position:fixed;inset:0;background:rgba(4,4,16,.7);backdrop-filter:blur(6px);z-index:50;display:flex;align-items:center;justify-content:center;padding:18px}
.modal{
  width:100%;max-width:420px;background:linear-gradient(160deg,#181a33,#0e0f22);
  border:1px solid var(--card-border);border-radius:22px;padding:26px;
  box-shadow:0 30px 80px rgba(0,0,0,.6);animation:pop .25s ease;
}
@keyframes pop{from{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}
.modal h2{font-size:20px;margin-bottom:16px;text-align:center}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;opacity:.8;margin-bottom:6px}
.field input{padding:12px 14px;width:100%;border-radius:12px;border:1px solid var(--card-border);background:rgba(0,0,0,.25);color:#fff;font-size:15px}
.field input:focus{border-color:var(--primary)}
.modal .actions{display:flex;gap:10px;margin-top:8px}
.modal .actions .btn{flex:1}
.switch-line{text-align:center;margin-top:14px;font-size:13px;opacity:.8}
.switch-line a{color:var(--accent);cursor:pointer;font-weight:700}

/* 中奖弹窗 */
.win-modal{text-align:center;max-width:380px}
.win-modal .trophy{font-size:60px;animation:bounce .6s ease}
@keyframes bounce{0%{transform:scale(0)}60%{transform:scale(1.2)}100%{transform:scale(1)}}
.win-modal .prize-name{font-size:26px;font-weight:900;color:var(--accent);margin:10px 0}
.win-modal .win-time{opacity:.7;font-size:13px;margin-top:6px}
.win-modal .win-user{font-size:15px;margin:8px 0}

/* ---------- Records (drawer) ---------- */
.drawer{position:fixed;top:0;right:0;height:100%;width:min(440px,94vw);background:linear-gradient(160deg,#16182f,#0c0d1e);border-left:1px solid var(--card-border);z-index:60;transform:translateX(100%);transition:transform .3s ease;display:flex;flex-direction:column}
.drawer.open{transform:translateX(0)}
.drawer .d-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--card-border)}
.drawer .d-body{flex:1;overflow:auto;padding:16px 20px}
.tabs{display:flex;gap:8px;margin-bottom:14px}
.tabs .tab{flex:1;text-align:center;padding:9px;border-radius:10px;background:var(--card);border:1px solid var(--card-border);font-size:14px;cursor:pointer}
.tabs .tab.active{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-weight:700}
.rec-item{display:flex;align-items:center;gap:10px;padding:12px;border-bottom:1px solid rgba(255,255,255,.08);font-size:14px}
.rec-item .r-prize{font-weight:700}
.rec-item .r-time{margin-left:auto;opacity:.55;font-size:12px}
.pager{display:flex;justify-content:center;align-items:center;gap:14px;margin-top:14px;font-size:13px}
.empty{text-align:center;opacity:.5;padding:30px 0;font-size:14px}

.toast{position:fixed;left:50%;bottom:36px;transform:translateX(-50%);background:rgba(20,20,40,.95);border:1px solid var(--card-border);padding:12px 22px;border-radius:12px;z-index:90;font-size:14px;box-shadow:var(--shadow);animation:pop .2s ease}
.toast.err{border-color:#ff6b6b}
.toast.ok{border-color:#06d6a0}

.footer{text-align:center;opacity:.4;font-size:12px;margin-top:40px}