/* ============ 牛来低价中转站 - 全局样式 ============ */
:root{
  --bg:#0b0d16;
  --bg-2:#101322;
  --bg-3:#161a2c;
  --card:rgba(255,255,255,.045);
  --card-solid:#171b2d;
  --card-hover:rgba(255,255,255,.075);
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14);
  --text:#eef1ff;
  --text-2:#a9b0cf;
  --text-3:#6b7396;
  --gold:#f7b733;
  --gold-2:#fc4a1a;
  --gold-grad:linear-gradient(135deg,#f7b733 0%,#f76b1c 100%);
  --brand-grad:linear-gradient(135deg,#f7b733,#ff8a3d 45%,#ff5f3c);
  --green:#2fd58a;
  --red:#ff5f6d;
  --blue:#4d8dff;
  --purple:#9b6bff;
  --cyan:#28d3e8;
  --r-sm:10px; --r-md:16px; --r-lg:22px;
  --shadow:0 18px 50px rgba(0,0,0,.45);
  --font:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:var(--font);color:var(--text);background:var(--bg);
  background-image:
    radial-gradient(1100px 600px at 85% -5%,rgba(247,179,51,.10),transparent 60%),
    radial-gradient(900px 600px at 0% 110%,rgba(247,111,38,.10),transparent 55%),
    radial-gradient(rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:auto,auto,18px 18px;
  line-height:1.5;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--gold);text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:20px}
::-webkit-scrollbar-thumb:hover{background:var(--text-2)}
::selection{background:rgba(247,183,51,.35)}

/* 滚动入场动画 */
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes popIn{0%{opacity:0;transform:scale(.85) translateY(10px)}100%{opacity:1;transform:none}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes pulse-gold{0%,100%{box-shadow:0 0 0 0 rgba(247,183,51,.5)}50%{box-shadow:0 0 0 12px rgba(247,183,51,0)}}
@keyframes shimmer{from{background-position:-200% 0}to{background-position:200% 0}}
@keyframes heartBeat{0%,100%{transform:scale(1)}14%{transform:scale(1.12)}28%{transform:scale(1)}42%{transform:scale(1.12)}70%{transform:scale(1)}}
@keyframes floatCoin{0%{transform:translateY(0) rotate(0);opacity:.9}100%{transform:translateY(-320px) rotate(360deg);opacity:0}}
@keyframes rainWake{0%{transform:translateY(-10%) ;opacity:0}8%{opacity:1}100%{opacity:0}}

.reveal{animation:fadeUp .6s cubic-bezier(.2,.7,.3,1) both}
.d1{animation-delay:.05s}.d2{animation-delay:.12s}.d3{animation-delay:.19s}.d4{animation-delay:.26s}.d5{animation-delay:.33s}.d6{animation-delay:.40s}

/* ---------- 登录页 ---------- */
.auth-page{min-height:100vh;display:grid;place-items:center;padding:28px;position:relative}
.auth-bg-orb{position:fixed;border-radius:50%;filter:blur(90px);opacity:.45;z-index:0;pointer-events:none}
.auth-card{
  position:relative;z-index:2;width:100%;max-width:420px;background:rgba(19,23,40,.72);
  border:1px solid var(--line);border-radius:var(--r-md);padding:36px 34px;box-shadow:var(--shadow);
  backdrop-filter:blur(18px);
}
.auth-brand{display:flex;flex-direction:column;align-items:center;gap:6px;margin-bottom:26px;text-align:center}
.brand-logo{
  width:62px;height:62px;border-radius:18px;background:var(--gold-grad);
  display:grid;place-items:center;color:#241a02;font-size:30px;font-weight:900;letter-spacing:-1px;
  box-shadow:0 10px 30px rgba(247,140,40,.45);animation:floatCoin 0s;flex:none;
}
.btn{border-radius:12px;padding:12px 16px;font-size:15px;font-weight:600;transition:.2s;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.btn-gold{background:var(--gold-grad);color:#231500;box-shadow:0 8px 22px rgba(255,140,40,.35)}
.btn-gold:hover{filter:brightness(1.08);transform:translateY(-1px)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:var(--card);border:1px solid var(--line-2);color:var(--text)}
.btn-ghost:hover{background:var(--card-hover)}
.btn-danger{background:linear-gradient(135deg,#ff5f6d,#ff2e4d);color:#fff}
.field{position:relative;margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:7px;font-weight:500}
.field .in{
  width:100%;background:rgba(255,255,255,.05);border:1px solid var(--line-2);border-radius:12px;
  padding:12px 13px;color:var(--text);font-size:14.5px;outline:none;transition:.2s;
}
.field .in::placeholder{color:var(--text-3)}
.field .in:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(247,183,51,.15);background:rgba(255,255,255,.07)}
.tabs{display:flex;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:12px;padding:4px;margin-bottom:22px}
.tab{flex:1;text-align:center;padding:9px;border-radius:9px;font-size:14.5px;font-weight:600;color:var(--text-2);transition:.2s}
.tab.active{background:var(--gold-grad);color:#231500}
.auth-foot{text-align:center;font-size:13px;color:var(--text-3);margin-top:18px}
.pill-red{display:inline-block;background:rgba(255,90,109,.14);color:#ff7b88;border:1px solid rgba(255,90,109,.3);padding:1px 9px;border-radius:30px;font-size:12px;font-weight:600}
.divider{display:flex;align-items:center;gap:12px;color:var(--text-3);font-size:12.5px;margin:20px 0}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--line)}

/* ========== 主框架 ========== */
.app{display:flex;min-height:100vh}
.sidebar{
  width:242px;flex:none;background:rgba(15,18,30,.9);border-right:1px solid var(--line);
  position:sticky;top:0;height:100vh;display:flex;flex-direction:column;z-index:40;
}
.side-brand{display:flex;align-items:center;gap:11px;padding:20px 18px;border-bottom:1px solid var(--line)}
.side-brand .brand-logo{width:44px;height:44px;font-size:21px;border-radius:13px}
.side-brand b{font-size:16px;letter-spacing:.4px}
.side-brand small{display:block;font-size:11px;color:var(--gold);font-weight:600;letter-spacing:2px}
.nav{flex:1;padding:14px 12px;overflow-y:auto}
.nav-group{font-size:11.5px;color:var(--text-3);letter-spacing:1.5px;margin:18px 8px 8px;font-weight:600}
.nav-item{
  display:flex;align-items:center;gap:11px;padding:10.5px 12px;margin-bottom:3px;border-radius:11px;
  color:var(--text-2);font-size:14px;font-weight:500;transition:.18s;position:relative;cursor:pointer;
}
.nav-item svg{width:18px;height:18px;flex:none;opacity:.85}
.nav-item:hover{background:var(--card);color:var(--text)}
.nav-item.active{background:linear-gradient(135deg,rgba(247,183,51,.16),rgba(247,100,20,.10));color:var(--gold);font-weight:600}
.nav-item.active::before{content:"";position:absolute;left:-12px;top:20%;bottom:20%;width:4px;border-radius:0 6px 6px 0;background:var(--gold-grad)}
.nav-badge{margin-left:auto;background:var(--red-badge,#ff3b4d);color:#fff;font-size:10.5px;padding:1px 7px;border-radius:30px;font-weight:700}
.nav-foot{padding:14px;border-top:1px solid var(--line)}
.user-mini{display:flex;align-items:center;gap:10px}
.avatar{width:38px;height:38px;border-radius:50%;background:var(--gold-grad);display:grid;place-items:center;color:#241a02;font-weight:800;flex:none}
.main{flex:1;min-width:0;padding:22px 26px 60px}
.topbar{display:flex;align-items:center;gap:14px;margin-bottom:22px;flex-wrap:wrap}
.topbar h1{font-size:21px;font-weight:700;letter-spacing:.3px}
.page-title{font-size:13px;color:var(--text-3)}
.top-right{margin-left:auto;display:flex;align-items:center;gap:12px}

/* 网格卡片 */
.grid{display:grid;gap:16px}
.g-4{grid-template-columns:repeat(4,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:20px;
  transition:.2s;position:relative;overflow:hidden;
}
.card:hover{border-color:var(--line-2);background:var(--card-hover)}
.stat .icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;font-size:21px;margin-bottom:14px;
  box-shadow:0 8px 20px rgba(0,0,0,.25);
}
.stat .val{font-size:25px;font-weight:800;letter-spacing:.3px}
.stat .lab{font-size:12.5px;color:var(--text-2);margin-top:3px}
.stat .trend{font-size:12px;font-weight:600;margin-top:8px}
.up{color:var(--green)}.down{color:var(--red)}

/* 表格 */
.table-wrap{overflow:auto;margin-top:4px}
table{width:100%;border-collapse:collapse;font-size:13.5px}
th{text-align:left;color:var(--text-3);font-weight:600;font-size:12px;letter-spacing:.5px;padding:11px 12px;border-bottom:1px solid var(--line)}
td{padding:12.5px 12px;border-bottom:1px solid rgba(255,255,255,.05)}
tr:hover td{background:rgba(255,255,255,.025)}
.tag{display:inline-flex;align-items:center;gap:5px;padding:2.5px 9px;border-radius:20px;font-size:12px;font-weight:600}
.tag-green{background:rgba(47,220,200,.12);color:#4fe0c8;border:1px solid rgba(47,220,200,.25)}
.tag-blue{background:rgba(77,141,255,.12);color:#6ea6ff;border:1px solid rgba(77,141,255,.3)}
.tag-orange{background:rgba(255,166,58,.13);color:#ffb25e;border:1px solid rgba(255,166,58,.3)}
.tag-red{background:rgba(255,90,109,.12);color:#ff8a94;border:1px solid rgba(255,90,109,.3)}
.tag-purple{background:rgba(155,107,255,.13);color:#b390ff;border:1px solid rgba(155,107,255,.3)}
.mono{font-family:ui-monospace,'SFMono-Regular',Consolas,monospace;font-size:12.5px;color:var(--text-2)}
.badge-none{opacity:.45}

/* 搜索 + 操作条 */
.bar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.input-sm{background:rgba(255,255,255,.05);border:1px solid var(--line-2);border-radius:10px;padding:8px 12px;color:var(--text);outline:none;font-size:13.5px}
.input-sm:focus{border-color:var(--gold)}
.spacer{flex:1}

/* 模态框 */
.modal-mask{position:fixed;inset:0;background:rgba(5,6,12,.7);backdrop-filter:blur(6px);z-index:200;display:grid;place-items:center;padding:20px;animation:fadeIn .2s}
.modal{width:100%;max-width:460px;background:var(--card-solid);border:1px solid var(--line-2);border-radius:var(--r-md);box-shadow:var(--shadow);animation:popIn .32s cubic-bezier(.2,.8,.3,1.1);max-height:92vh;overflow:auto}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid var(--line)}
.modal-head h3{font-size:16px}
.modal-body{padding:22px}
.modal-foot{padding:16px 22px;border-top:1px solid var(--line);display:flex;gap:10px;justify-content:flex-end}
.close-x{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;color:var(--text-2);transition:.2s}
.close-x:hover{background:var(--card);color:var(--text)}

/* Toast */
.toasts{position:fixed;top:20px;right:20px;z-index:300;display:flex;flex-direction:column;gap:10px}
.toast{
  background:var(--card-solid);border:1px solid var(--line-2);border-left:4px solid var(--gold);
  padding:12px 16px;border-radius:12px;box-shadow:var(--shadow);display:flex;gap:10px;align-items:center;
  width:min(340px,calc(100vw - 40px));animation:fadeUp .35s;font-size:14px;
}
.toast.ok{border-left-color:var(--green)}.toast.err{border-left-color:var(#ef3059)}.toast.info{border-left-color:var(--blue)}

/* 抢红包浮层 */
.packet-stage{position:fixed;inset:0;z-index:400;pointer-events:none;overflow:hidden}
.coin{position:absolute;font-size:26px;animation:floatCoin 2.6s linear forwards;pointer-events:none}

/* ===== 红包卡片 ===== */
.redpacket{
  position:relative;
  background:
    radial-gradient(120% 150% at 20% 0%,rgba(255,255,255,.18),transparent 45%),
    linear-gradient(160deg,#ff6a3d,#e0372a);
  border-radius:18px;padding:34px 26px 26px;text-align:center;color:#fff;
  box-shadow:0 22px 55px rgba(224,58,40,.45);overflow:hidden;
}
.redpacket .knot{position:absolute;top:8px;left:50%;transform:translateX(-50%);height:16px;width:56px;border-radius:0 0 8px 8px;background:#ffd34d;box-shadow:0 2px 6px rgba(0,0,0,.3)}
.redpacket .amt{font-size:52px;font-weight:900;letter-spacing:1px;text-shadow:0 4px 14px rgba(0,0,0,.35)}
.redpacket .amt small{font-size:20px;font-weight:700;margin-right:3px}
.redpacket .cta{margin-top:20px;background:#fff;color:#e14b1f;border-radius:14px;padding:13px;font-weight:800;font-size:16px;display:flex;align-items:center;justify-content:center;gap:8px;animation:heartBeat 2s infinite}
.packet-orn{position:absolute;font-size:26px;color:rgba(255,255,255,.16)}
.packet-orn.a{left:12px;top:44%}.packet-orn.b{right:12px;top:34%;transform:rotate(18deg);font-size:20px}
.packet-orn.c{left:26px;top:20%}.packet-orn.d{right:30px;bottom:14%}

/* 签到格子 */
.checkin-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:10px}
.checkin-day{aspect-ratio:1;border-radius:16px;background:var(--card);border:1px solid var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;transition:.2s;position:relative}
.checkin-day .d{font-size:12px;color:var(--text-3)}
.checkin-day .amt{font-size:13px;font-weight:700}
.checkin-day.done{background:linear-gradient(135deg,rgba(47,220,140,.18),rgba(47,220,140,.08));border-color:rgba(47,220,140,.5);color:var(--green)}
.checkin-day.today{border-color:var(--gold);box-shadow:0 0 0 3px rgba(247,183,51,.18)}
.checkin-day.today::after{content:"今天";position:absolute;top:-9px;right:-6px;background:var(--gold-grad);color:#241a02;font-size:9.5px;font-weight:800;padding:1px 7px;border-radius:20px}
.checkin-day.claimable{animation:heartBeat 1.8s infinite}

/* 价格广场模型卡 */
.price-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.model-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:18px;transition:.22s;position:relative;overflow:hidden;
}
.model-card:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:var(--shadow)}
.model-card .top{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.model-ico{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;font-size:18px;font-weight:800;color:#fff;flex:none;box-shadow:0 6px 16px rgba(0,0,0,.3)}
.model-name{font-weight:700;font-size:15px}
.model-vendor{font-size:11.5px;color:var(--text-3)}
.model-price-row{display:flex;justify-content:space-between;font-size:12.5px;color:var(--text-2);margin-top:3px;padding:4px 0;border-top:1px dashed rgba(255,255,255,.06)}
.model-price-row b{color:var(--text);font-family:monospace}
.model-price-row .in{color:var(--green)}.model-price-row .out{color:#ffb25e}
.model-hot{position:absolute;top:12px;right:12px;background:linear-gradient(135deg,#ff5f6d,#ff2e4d);color:#fff;font-size:10.5px;font-weight:700;padding:2px 9px;border-radius:20px;box-shadow:0 4px 12px rgba(255,47,77,.4)}
.model-hot.star{background:var(--gold-grad);color:#3a2400}

/* 红包竞速 / 红色foon */
.avatar-stack{display:flex}
.avatar-stack .avatar{margin-left:-8px;border:2px solid var(--card-solid)}
.bar-track{height:14px;background:rgba(255,255,255,.07);border-radius:20px;overflow:hidden;margin-top:14px}
.bar-fill{height:100%;background:var(--gold-grad);border-radius:20px;transition:width 1.2s cubic-bezier(.2,.8,.3,1)}

/* 设置行 */
.set-row{display:flex;align-items:center;gap:14px;padding:14px 4px;border-bottom:1px solid rgba(255,255,255,.06)}
.set-row .ic{width:40px;height:40px;border-radius:12px;background:var(--card);display:grid;place-items:center;font-size:18px;flex:none}
.switch{width:46px;height:26px;border-radius:30px;background:rgba(255,255,255,.12);position:relative;transition:.25s;flex:none}
.switch::after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;transition:.25s}
.switch.on{background:linear-gradient(135deg,var(--gold),#f76b1c)}
.switch.on::after{left:23px}

/* 返利进度 */
.rebate-ring{position:relative;width:150px;height:150px;margin:0 auto}
.rebate-ring svg{transform:rotate(-90deg)}
.rebate-center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}

/* 统计卡 顶部欢迎 */
.hero{
  position:relative;border-radius:var(--r-md);padding:26px 28px;margin-bottom:20px;overflow:hidden;
  background:linear-gradient(120deg,rgba(247,140,40,.20),rgba(247,183,51,.08) 55%,rgba(255,255,255,.03));
  border:1px solid rgba(247,183,51,.28);
}
.hero::after{content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(247,183,51,.35),transparent 65%);filter:blur(8px)}
.hero h2{font-size:23px;font-weight:800}
.hero p{color:var(--text-2);margin-top:6px}
.hero .bg-glyph{position:absolute;right:24px;bottom:-18px;font-size:120px;opacity:.08;font-weight:900}

/* 侧滑抽屉 */
.drawer{position:fixed;top:0;right:0;height:100vh;width:min(380px,92vw);background:var(--card-solid);border-left:1px solid var(--line-2);z-index:250;transform:translateX(100%);transition:transform .3s cubic-bezier(.2,.8,.3,1);display:flex;flex-direction:column;box-shadow:-20px 0 60px rgba(0,0,0,.5)}
.drawer.open{transform:none}

/* 移动端 */
.menu-btn{display:none;width:38px;height:38px;border-radius:10px;background:var(--card);place-items:center;font-size:18px}
@media(max-width:1000px){
  .g-4{grid-template-columns:repeat(2,1fr)}
  .g-3{grid-template-columns:1fr 1fr}
  .sidebar{width:210px}
}
@media(max-width:760px){
  .menu-btn{display:grid}
  .sidebar{position:fixed;left:-300px;transition:.3s;box-shadow:none}
  .sidebar.open{left:0;box-shadow:20px 0 60px rgba(0,0,0,.5)}
  .g-2,.g-3{grid-template-columns:1fr}
  .main{padding:16px 14px 50px}
  .checkin-grid{grid-template-columns:repeat(7,1fr);gap:6px}
  .hide-xs{display:none}
}