/* ===================================================================
   金茂府 · 活动大屏视觉系统 v2
   形态参考专业大屏互动产品（深色炫彩底 + 光斑粒子 + 玻璃卡片 + 霓虹组件）
   所有光效/粒子/图形均由 CSS 生成，不依赖任何外部图片素材
   =================================================================== */
:root{
  --gold:#d9b44a; --gold-2:#f3d67a; --gold-3:#8a6c05;
  --ink:#070a0f; --ink-2:#0f151f;
  --panel:rgba(255,255,255,.055); --panel-2:rgba(255,255,255,.09);
  --line:rgba(217,180,74,.22); --line-2:rgba(255,255,255,.10);
  --txt:#f2f6fb; --sub:#93a3b8; --dim:#5d6b7e;
  --neon:#5ce1ff; --neon-2:#7c9cff; --pink:#ff7ac8; --green:#31e08d;
  --ok:#31c48d; --err:#ff6b6b; --warn:#ffb648;
  --r-lg:22px; --r-md:16px; --r-sm:12px;
  --shadow:0 22px 60px rgba(0,0,0,.45);
  --ease:cubic-bezier(.22,.9,.28,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;overflow:hidden}
body{
  background:
    radial-gradient(1400px 900px at 12% -16%, #17263c 0%, transparent 60%),
    radial-gradient(1200px 800px at 100% 8%, #1e1830 0%, transparent 62%),
    linear-gradient(180deg,#080c12 0%,#0a0f17 45%,#06080c 100%);
  color:var(--txt);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",sans-serif;
  user-select:none;-webkit-font-smoothing:antialiased;
}

/* ============================ 动态背景层 ============================ */
.bg{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none}
.bg-aurora{position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;will-change:transform}
.bg-aurora.a1{width:52vw;height:52vw;left:-12vw;top:-16vw;background:radial-gradient(circle,#2f6bd8 0%,rgba(47,107,216,.25) 45%,transparent 70%);animation:drift1 26s var(--ease) infinite alternate}
.bg-aurora.a2{width:46vw;height:46vw;right:-10vw;top:-8vw;background:radial-gradient(circle,#a06a2a 0%,rgba(217,180,74,.28) 45%,transparent 72%);animation:drift2 32s var(--ease) infinite alternate}
.bg-aurora.a3{width:60vw;height:40vw;left:22vw;bottom:-22vw;background:radial-gradient(circle,#7a3fd0 0%,rgba(122,63,208,.22) 45%,transparent 72%);animation:drift3 38s var(--ease) infinite alternate}
@keyframes drift1{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(6vw,4vh,0) scale(1.14)}}
@keyframes drift2{from{transform:translate3d(0,0,0) scale(1.08)}to{transform:translate3d(-5vw,6vh,0) scale(1)}}
@keyframes drift3{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(-7vw,-5vh,0) scale(1.12)}}
.bg-stars{position:absolute;inset:-10%;
  background-image:
    radial-gradient(2px 2px at 20px 30px, rgba(255,255,255,.85), transparent),
    radial-gradient(1.6px 1.6px at 140px 90px, rgba(255,255,255,.6), transparent),
    radial-gradient(2.2px 2.2px at 260px 40px, rgba(217,180,74,.75), transparent),
    radial-gradient(1.4px 1.4px at 340px 160px, rgba(255,255,255,.5), transparent),
    radial-gradient(1.8px 1.8px at 460px 110px, rgba(92,225,255,.6), transparent);
  background-size:520px 240px;opacity:.55;animation:twinkle 5.5s ease-in-out infinite alternate}
@keyframes twinkle{from{opacity:.32}to{opacity:.72}}
.bg-sweep{position:absolute;top:-40%;left:-30%;width:60%;height:180%;
  background:linear-gradient(105deg,transparent 0%,rgba(255,255,255,.05) 45%,rgba(255,255,255,.11) 50%,transparent 55%);
  transform:rotate(8deg);animation:sweep 11s linear infinite}
@keyframes sweep{0%{transform:translateX(-40vw) rotate(8deg)}100%{transform:translateX(160vw) rotate(8deg)}}
.bg-vignette{position:absolute;inset:0;background:radial-gradient(120% 90% at 50% 45%,transparent 45%,rgba(0,0,0,.55) 100%)}

/* ============================ 布局骨架 ============================ */
.screen{position:relative;z-index:2;display:flex;flex-direction:column;height:100vh}

.sc-header{display:flex;align-items:center;gap:20px;padding:20px 34px 12px}
.sc-brand{display:flex;align-items:center;gap:15px;min-width:0}
.sc-logo{position:relative;width:56px;height:56px;border-radius:17px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,#fbe9a8,#d9b44a 45%,#a97c14);color:#2a2000;font-size:28px;font-weight:800;flex:0 0 auto;
  box-shadow:0 10px 26px rgba(217,180,74,.35),inset 0 -3px 10px rgba(0,0,0,.18)}
.sc-logo::after{content:"";position:absolute;inset:-4px;border-radius:21px;border:1px solid rgba(217,180,74,.35);
  animation:ring 3.6s ease-in-out infinite}
@keyframes ring{0%,100%{opacity:.25;transform:scale(1)}50%{opacity:.65;transform:scale(1.06)}}
.sc-title{font-size:31px;font-weight:800;letter-spacing:1.2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  background:linear-gradient(100deg,#fff 25%,#ffe9ad 60%,#d9b44a 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.sc-sub{font-size:15px;color:var(--sub);margin-top:3px}
.sc-right{margin-left:auto;display:flex;align-items:center;gap:16px;flex:0 0 auto}
.sc-chip{position:relative;background:var(--panel);border:1px solid var(--line-2);border-radius:999px;padding:9px 20px;
  display:flex;align-items:center;gap:10px;backdrop-filter:blur(6px)}
.sc-chip::before{content:"";position:absolute;left:12px;top:50%;width:6px;height:6px;border-radius:50%;
  background:var(--green);transform:translateY(-50%);box-shadow:0 0 10px var(--green);animation:blip 1.8s infinite}
.sc-chip b{font-size:23px;color:var(--gold-2);font-variant-numeric:tabular-nums;margin-left:8px;text-shadow:0 0 18px rgba(217,180,74,.5)}
.sc-chip span{font-size:13px;color:var(--sub)}
.sc-clock{font-size:27px;font-variant-numeric:tabular-nums;letter-spacing:1.5px;color:#e7eef8;text-shadow:0 0 22px rgba(92,225,255,.28)}
.sc-stage{display:flex;align-items:center;gap:10px;border-radius:999px;padding:9px 22px;font-size:19px;font-weight:700;
  background:linear-gradient(120deg,rgba(217,180,74,.26),rgba(217,180,74,.06));border:1px solid var(--line);
  box-shadow:0 0 30px rgba(217,180,74,.18) inset}
@keyframes blip{0%,100%{opacity:1}50%{opacity:.25}}

.sc-main{flex:1;display:flex;gap:22px;padding:8px 34px 0;min-height:0;position:relative}
.sc-col{display:flex;flex-direction:column;gap:16px;min-height:0}
.sc-panel{position:relative;background:linear-gradient(160deg,rgba(255,255,255,.075),rgba(255,255,255,.028));
  border:1px solid var(--line-2);border-radius:var(--r-lg);padding:20px 22px;min-height:0;display:flex;flex-direction:column;
  box-shadow:var(--shadow)}
.sc-panel::before{content:"";position:absolute;inset:0;border-radius:var(--r-lg);padding:1px;pointer-events:none;
  background:linear-gradient(140deg,rgba(217,180,74,.35),transparent 35%,transparent 65%,rgba(92,225,255,.22));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}
.sc-panel h3{font-size:17px;color:var(--gold-2);font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px;letter-spacing:.5px}
.sc-panel h3 .r{margin-left:auto;font-size:14px;color:var(--sub);font-weight:400}
.sc-grow{flex:1;min-height:0;overflow:hidden}

.sc-footer{display:flex;align-items:center;gap:14px;padding:14px 34px 20px}
.sc-flow{display:flex;gap:10px;flex:1;flex-wrap:nowrap;overflow:hidden}
.sc-flow .f{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.045);border:1px solid var(--line-2);
  border-radius:var(--r-sm);padding:10px 18px;color:var(--sub);font-size:15px;white-space:nowrap;transition:.3s}
.sc-flow .f.on{background:linear-gradient(135deg,rgba(217,180,74,.3),rgba(217,180,74,.07));border-color:var(--gold);
  color:#fff;font-weight:700;box-shadow:0 0 26px rgba(217,180,74,.28)}
.sc-hint{font-size:13px;color:var(--dim)}

.qr-wrap{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;flex:1}
.qr-card{position:relative;background:#fff;border-radius:26px;padding:20px;box-shadow:0 26px 70px rgba(0,0,0,.5)}
.qr-card::after{content:"";position:absolute;inset:-14px;border-radius:36px;border:1px dashed rgba(217,180,74,.4);
  animation:spinRing 22s linear infinite}
@keyframes spinRing{to{transform:rotate(360deg)}}
.qr-card img{width:min(28vw,320px);height:min(28vw,320px);display:block}
.qr-tip{font-size:23px;font-weight:800;color:var(--gold-2);text-align:center;letter-spacing:1px}
.qr-tip small{display:block;font-size:15px;color:var(--sub);font-weight:400;margin-top:8px;letter-spacing:0}

/* ============================ 弹幕（微信墙） ============================ */
.dm-stage{position:relative;flex:1;min-height:0;overflow:hidden;border-radius:var(--r-lg);
  background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.008));border:1px solid var(--line-2)}
.dm-stage::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(90deg,rgba(7,10,15,.9),transparent 12%,transparent 88%,rgba(7,10,15,.9))}
.dm{position:absolute;left:100%;display:inline-flex;align-items:center;gap:12px;white-space:nowrap;
  background:linear-gradient(120deg,rgba(255,255,255,.14),rgba(255,255,255,.06));
  border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:10px 22px 10px 10px;
  box-shadow:0 10px 30px rgba(0,0,0,.35);will-change:transform}
.dm img{width:38px;height:38px;border-radius:50%;object-fit:cover;border:2px solid rgba(255,255,255,.35)}
.dm .who{font-size:14px;color:var(--gold-2);opacity:.95}
.dm .txt{font-weight:700;letter-spacing:.5px}
.dm.gold{background:linear-gradient(120deg,rgba(217,180,74,.34),rgba(217,180,74,.10));border-color:rgba(217,180,74,.5);
  box-shadow:0 10px 34px rgba(217,180,74,.3)}
.dm.gold .txt{background:linear-gradient(100deg,#fff5cf,#f3d67a 50%,#d9b44a);-webkit-background-clip:text;background-clip:text;color:transparent}
@keyframes dmFly{from{transform:translateX(0)}to{transform:translateX(calc(-100vw - 100%))}}
.dm-ticker{display:flex;align-items:center;gap:14px;padding:12px 18px;border-radius:var(--r-md);
  background:linear-gradient(90deg,rgba(217,180,74,.16),rgba(255,255,255,.03));border:1px solid var(--line)}
.dm-ticker b{color:var(--gold-2);font-size:19px;font-variant-numeric:tabular-nums}
.dm-ticker .t{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-size:16px;color:#dbe4ef}

/* ============================ 3D 签到球 ============================ */
.sphere-wrap{position:relative;flex:1;min-height:0;display:flex;align-items:center;justify-content:center;perspective:1400px}
.sphere-core{position:absolute;width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle,rgba(217,180,74,.55),rgba(217,180,74,.06) 60%,transparent 72%);
  filter:blur(14px);animation:corePulse 3.4s ease-in-out infinite}
@keyframes corePulse{0%,100%{transform:scale(1);opacity:.7}50%{transform:scale(1.14);opacity:1}}
.sphere{position:relative;width:100%;height:100%;transform-style:preserve-3d;animation:sphereSpin 34s linear infinite}
@keyframes sphereSpin{from{transform:rotateY(0)}to{transform:rotateY(360deg)}}
.sphere .node{position:absolute;left:50%;top:50%;transform-style:preserve-3d}
.sphere .node .face{transform-style:preserve-3d;animation:sphereSpinBack 34s linear infinite}
@keyframes sphereSpinBack{from{transform:rotateY(0)}to{transform:rotateY(-360deg)}}
.sphere .node img{width:56px;height:56px;border-radius:50%;object-fit:cover;margin:-28px 0 0 -28px;
  border:2px solid rgba(217,180,74,.5);box-shadow:0 6px 22px rgba(0,0,0,.5);background:#1a2330}
.sphere .node.new img{animation:nodeIn .8s var(--ease)}
@keyframes nodeIn{from{transform:scale(0);opacity:0}to{transform:scale(1);opacity:1}}
.ring-floor{position:absolute;bottom:6%;left:50%;width:64%;height:90px;transform:translateX(-50%);
  background:radial-gradient(ellipse at center,rgba(217,180,74,.22),transparent 68%);filter:blur(12px)}

/* ============================ 奖品 ============================ */
.prize-rows{display:flex;flex-direction:column;gap:12px;overflow:hidden}
.prize-row{display:flex;align-items:center;gap:14px;border-radius:var(--r-md);padding:15px 18px;
  background:linear-gradient(120deg,rgba(255,255,255,.07),rgba(255,255,255,.02));border:1px solid var(--line-2)}
.prize-row .lv{font-size:15px;color:var(--gold-2);width:86px;flex:0 0 auto}
.prize-row .nm{font-size:21px;font-weight:700;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.prize-row .num{font-size:16px;color:var(--sub)}
.prize-row .num b{color:#fff;font-size:21px;font-variant-numeric:tabular-nums}
.prize-row.done{opacity:.4}

/* ============================ 抽奖：滚动 / 漩涡 ============================ */
.roll-box{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;align-content:center;height:100%;overflow:hidden}
.roll-box .r img{width:66px;height:66px;border-radius:50%;object-fit:cover;filter:grayscale(55%) brightness(.82);transition:.16s}
.roll-box .r.hot img{filter:none;transform:scale(1.3);box-shadow:0 0 0 4px var(--gold),0 0 34px rgba(217,180,74,.8)}

.vortex-wrap{position:relative;height:100%;display:flex;align-items:center;justify-content:center;perspective:1000px;overflow:hidden}
.vortex-halo{position:absolute;width:min(46vw,620px);height:min(46vw,620px);border-radius:50%;
  background:conic-gradient(from 0deg,rgba(217,180,74,.5),rgba(92,225,255,.35),rgba(255,122,200,.4),rgba(217,180,74,.5));
  filter:blur(46px);opacity:.55;animation:haloSpin 7s linear infinite}
@keyframes haloSpin{to{transform:rotate(360deg)}}
.vortex{position:relative;width:100%;height:100%;transform-style:preserve-3d;transform:rotateX(9deg)}
.vortex .ring{position:absolute;left:50%;top:50%;transform-style:preserve-3d;animation:vSpin 9s linear infinite}
.vortex.spin-fast .ring{animation-duration:1.1s}
.vortex.spin-slow .ring{animation-duration:5s}
@keyframes vSpin{from{transform:rotateY(0)}to{transform:rotateY(360deg)}}
.vortex .vn{position:absolute;left:0;top:0;transform-style:preserve-3d}
.vortex .vn .fc{transform-style:preserve-3d;animation:vSpinBack 9s linear infinite}
.vortex.spin-fast .vn .fc{animation-duration:1.1s}
.vortex.spin-slow .vn .fc{animation-duration:5s}
@keyframes vSpinBack{from{transform:rotateY(0)}to{transform:rotateY(-360deg)}}
.vortex .vn img{width:58px;height:58px;border-radius:50%;object-fit:cover;margin:-29px 0 0 -29px;
  border:2px solid rgba(255,255,255,.35);box-shadow:0 8px 26px rgba(0,0,0,.55)}
.vortex-center{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);text-align:center;z-index:3}
.vortex-center .big{font-size:30px;font-weight:900;color:var(--gold-2);text-shadow:0 0 30px rgba(217,180,74,.6)}

.win-hero{text-align:center;padding:6px 0 12px}
.win-hero .p{font-size:42px;font-weight:900;letter-spacing:1px;
  background:linear-gradient(120deg,#fff6d5,#f3d67a 45%,#d9b44a);-webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 6px 24px rgba(217,180,74,.35))}
.win-hero .s{font-size:17px;color:var(--sub);margin-top:7px}
.win-list{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;align-content:flex-start;height:100%;overflow:hidden}
.win-card{display:flex;align-items:center;gap:12px;border-radius:18px;padding:13px 20px;min-width:280px;
  background:linear-gradient(135deg,rgba(217,180,74,.24),rgba(217,180,74,.05));border:1px solid var(--line);
  box-shadow:0 14px 40px rgba(217,180,74,.2);animation:cardIn .5s var(--ease)}
@keyframes cardIn{from{transform:scale(.6) translateY(20px);opacity:0}to{transform:none;opacity:1}}
.win-card img{width:60px;height:60px;border-radius:50%;object-fit:cover;border:2px solid var(--gold-2)}
.win-card .n{font-size:21px;font-weight:700}
.win-card .b{font-size:13.5px;color:var(--sub)}
.win-card .c{font-size:12px;color:var(--gold-2);font-family:ui-monospace,monospace;letter-spacing:1.5px}

/* ============================ 赛道 ============================ */
.race-total{display:flex;gap:30px;align-items:baseline;flex-wrap:wrap}
.race-total b{font-size:40px;color:var(--gold-2);font-variant-numeric:tabular-nums;text-shadow:0 0 26px rgba(217,180,74,.45)}
.race-total span{font-size:14px;color:var(--sub)}
.tracks{display:flex;flex-direction:column;gap:9px;height:100%;overflow:hidden}
.track{display:flex;align-items:center;gap:12px;border-radius:var(--r-sm);padding:9px 15px;position:relative;overflow:hidden;
  background:linear-gradient(90deg,rgba(255,255,255,.06),rgba(255,255,255,.02));border:1px solid var(--line-2);transition:.25s}
.track .rk{width:40px;font-size:21px;font-weight:800;color:var(--gold-2);text-align:center;flex:0 0 auto}
.track .who{display:flex;align-items:center;gap:9px;width:200px;flex:0 0 auto}
.track .who img{width:42px;height:42px;border-radius:50%;object-fit:cover;border:1.5px solid rgba(217,180,74,.4)}
.track .who .n{font-size:16.5px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.track .who .b{font-size:12px;color:var(--sub)}
.track .lane{flex:1;height:36px;position:relative;border-radius:10px;
  background:linear-gradient(90deg,rgba(255,255,255,.03),rgba(255,255,255,.08));
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.07) 0 1px,transparent 1px 58px)}
.track .horse{position:absolute;top:50%;transform:translate(-50%,-50%);transition:left .45s cubic-bezier(.3,.9,.4,1);
  display:flex;align-items:center;gap:4px;font-size:26px;filter:drop-shadow(0 4px 12px rgba(0,0,0,.5))}
.track .dist{width:78px;text-align:right;font-variant-numeric:tabular-nums;color:var(--sub);font-size:15px;flex:0 0 auto}
.track.lead{background:linear-gradient(90deg,rgba(217,180,74,.24),rgba(255,255,255,.03));border-color:var(--line);
  box-shadow:0 0 28px rgba(217,180,74,.22)}
.track .fin{position:absolute;right:0;top:0;bottom:0;width:4px;
  background:repeating-linear-gradient(180deg,#fff 0 6px,#111 6px 12px);opacity:.45}
.race-msg{position:absolute;left:0;right:0;top:0;bottom:0;display:flex;align-items:center;justify-content:center;
  font-size:190px;font-weight:900;color:var(--gold-2);text-shadow:0 0 70px rgba(217,180,74,.55);pointer-events:none;z-index:20}
.race-msg.small{font-size:96px}

/* ============================ 控制条 ============================ */
.ctrl{display:flex;align-items:center;gap:12px;border-radius:var(--r-md);padding:11px 16px;
  background:rgba(10,14,20,.55);border:1px solid var(--line);backdrop-filter:blur(10px)}
.ctrl button,.ctrl select,.ctrl input{font-family:inherit;font-size:15px;border-radius:10px;border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.08);color:#fff;padding:10px 18px;cursor:pointer;transition:.2s}
.ctrl button:hover{background:rgba(255,255,255,.18)}
.ctrl button.primary{background:linear-gradient(135deg,#f3d67a,#c9a227);color:#2a2000;font-weight:800;border:0;
  box-shadow:0 10px 26px rgba(217,180,74,.35)}
.ctrl button.danger{background:rgba(255,107,107,.18);border-color:rgba(255,107,107,.5)}
.ctrl label{font-size:13px;color:var(--sub)}
.ctrl .sp{flex:1}
.ctrl-toggle{position:fixed;right:18px;bottom:18px;z-index:31;width:48px;height:48px;border-radius:50%;
  background:rgba(255,255,255,.1);border:1px solid var(--line);color:#fff;font-size:20px;cursor:pointer;backdrop-filter:blur(8px)}
.hidden{display:none !important}
.toast{position:fixed;left:50%;top:26px;transform:translate(-50%,-14px);background:rgba(6,9,14,.9);color:#fff;
  padding:13px 28px;border-radius:14px;font-size:17px;opacity:0;transition:.3s;z-index:99;border:1px solid var(--line)}
.toast.show{opacity:1;transform:translate(-50%,0)}
.empty-tip{color:var(--sub);text-align:center;padding:46px;font-size:17px}

/* ============================ 头像墙（小图备用） ============================ */
.wall{display:flex;flex-wrap:wrap;gap:12px;align-content:flex-start;overflow:hidden;height:100%}
.wall .w{display:flex;flex-direction:column;align-items:center;gap:5px;width:90px}
.wall .w img{width:64px;height:64px;border-radius:50%;object-fit:cover;border:2px solid rgba(217,180,74,.35)}
.wall .w span{font-size:12px;color:var(--sub);max-width:90px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.wall .w.fresh img{animation:nodeIn .6s var(--ease)}

/* ============================ 无障碍/低性能设备 ============================ */
@media (prefers-reduced-motion: reduce){
  .bg-aurora,.bg-stars,.bg-sweep,.sphere,.sphere .node .face,.vortex .ring,.vortex .vn .fc,
  .vortex-halo,.qr-card::after,.sc-logo::after{animation:none !important}
}