/* 算力集市 - shared style */
*{margin:0;padding:0;box-sizing:border-box}
body{background:#0d1117;color:#c9d1d9;font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.7}
a{color:#58a6ff;text-decoration:none}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}
/* nav */
.nav{background:#161b22;border-bottom:1px solid #30363d;position:sticky;top:0;z-index:50}
.nav .wrap{display:flex;align-items:center;gap:22px;height:56px}
.nav .logo{color:#f0b429;font-weight:800;font-size:18px}
.nav a.nl{color:#8b949e;font-size:14px}
.nav a.nl:hover,.nav a.nl.on{color:#f0b429}
.nav .bal{margin-left:auto;font-size:13px;color:#3fb950;border:1px solid #3fb950;border-radius:14px;padding:3px 12px}
.nav .coupon{font-size:13px;color:#d29922;border:1px solid #d29922;border-radius:14px;padding:3px 12px}
/* components */
.btn{display:inline-block;background:#f0b429;color:#111;border:none;border-radius:8px;padding:10px 22px;font-size:15px;font-weight:700;cursor:pointer}
.btn:hover{background:#ffd24d}
.btn.ghost{background:transparent;color:#58a6ff;border:1px solid #58a6ff}
.btn.sm{padding:6px 14px;font-size:13px}
.btn:disabled{background:#30363d;color:#8b949e;cursor:not-allowed}
.card{background:#161b22;border:1px solid #30363d;border-radius:10px;padding:18px 20px;margin:14px 0}
.grid{display:grid;gap:14px}
.g3{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.g4{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.tag{display:inline-block;padding:1px 8px;border-radius:10px;font-size:11.5px;margin-right:5px}
.tg{background:rgba(63,185,80,.14);color:#3fb950;border:1px solid #3fb950}
.tb{background:rgba(88,166,255,.12);color:#58a6ff;border:1px solid #58a6ff}
.to{background:rgba(210,153,34,.12);color:#d29922;border:1px solid #d29922}
.tp{background:rgba(188,140,255,.12);color:#bc8cff;border:1px solid #bc8cff}
.hl{color:#f0b429;font-weight:700}
.g{color:#3fb950}.r{color:#f85149}.o{color:#d29922}.b{color:#58a6ff}.mut{color:#8b949e}
h1{font-size:26px;color:#f0b429}
h2{font-size:20px;color:#f0b429;margin:28px 0 12px;border-left:4px solid #f0b429;padding-left:10px}
h3{font-size:16px;color:#58a6ff}
table{width:100%;border-collapse:collapse;font-size:13.5px;margin:10px 0}
th,td{border:1px solid #30363d;padding:8px 10px;text-align:left}
th{background:#1c2128;color:#f0b429}
tr:nth-child(even) td{background:#13171d}
input,select{background:#0d1117;border:1px solid #30363d;border-radius:6px;color:#c9d1d9;padding:8px 10px;font-size:14px}
.mono{font-family:ui-monospace,Menlo,monospace;font-size:12px}
.bar{height:8px;background:#30363d;border-radius:4px;overflow:hidden;margin:4px 0 10px}
.bar>i{display:block;height:100%;background:linear-gradient(90deg,#3fb950,#f0b429);border-radius:4px;transition:width .4s}
.chip{display:inline-block;padding:6px 14px;border:1px solid #30363d;border-radius:16px;font-size:13px;color:#8b949e;cursor:pointer;margin:0 6px 8px 0}
.chip.on{background:#f0b429;color:#111;border-color:#f0b429;font-weight:700}
.sku h3{margin-bottom:2px}
.price{color:#f0b429;font-size:22px;font-weight:800}
.price small{font-size:12px;color:#8b949e;font-weight:400}
.hero{padding:44px 0 22px;text-align:center}
.hero p{color:#8b949e;margin:10px 0 20px}
.stat{background:#161b22;border:1px solid #30363d;border-radius:10px;padding:14px;text-align:center}
.stat .v{font-size:22px;font-weight:800;color:#f0b429}
.stat .k{font-size:12px;color:#8b949e}
.idx{font-family:ui-monospace,monospace;color:#3fb950}
.step{display:flex;gap:10px;align-items:flex-start;margin:10px 0}
.step .n{background:#f0b429;color:#111;font-weight:800;border-radius:50%;width:26px;height:26px;min-width:26px;display:flex;align-items:center;justify-content:center;font-size:13px}
.notice{background:rgba(63,185,80,.1);border:1px solid #3fb950;border-radius:8px;padding:12px 16px;margin:12px 0}
.warnb{background:rgba(210,153,34,.08);border:1px solid #d29922;border-radius:8px;padding:12px 16px;margin:12px 0}
.foot{margin:40px 0 20px;color:#8b949e;font-size:12.5px;text-align:center}
.bidbox{background:#1c2128;border:1px dashed #d29922;border-radius:10px;padding:14px 18px;margin:10px 0}
.cd{font-family:ui-monospace,monospace;color:#f85149;font-weight:700}
img.env{border:1px solid #30363d;border-radius:8px}

/* ===== v2 additions 2026-08-30（呈现层升级：B1实时卡片/SKU动效/60秒流程动画/测算器/移动端） ===== */
/* B1 指数实时卡片 */
.b1card{display:flex;align-items:center;justify-content:space-between;gap:16px;background:linear-gradient(135deg,#161b22 55%,#1b1d12 100%);border:1px solid #f0b429;border-radius:12px;padding:18px 22px;margin:18px 0;text-decoration:none;position:relative;overflow:hidden;transition:transform .25s,box-shadow .25s}
.b1card:hover{transform:translateY(-3px);box-shadow:0 10px 30px rgba(240,180,41,.18)}
.b1card::after{content:"";position:absolute;inset:0;border-radius:12px;pointer-events:none;box-shadow:0 0 0 1px rgba(240,180,41,.35);animation:b1glow 3s ease-in-out infinite}
@keyframes b1glow{0%,100%{opacity:.2}50%{opacity:.8}}
.b1label{color:#f0b429;font-weight:700;font-size:15px}
.b1live{display:inline-block;font-size:10.5px;color:#3fb950;border:1px solid #3fb950;border-radius:10px;padding:0 8px;margin-left:8px;letter-spacing:1px;animation:blink 1.6s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.35}}
.b1val{font-family:ui-monospace,Menlo,monospace;font-size:34px;font-weight:800;color:#f0b429;line-height:1.25}
.b1delta{font-size:14px;font-weight:700;margin-left:10px;font-family:inherit}
.b1spark{min-width:180px;flex:1;max-width:340px;height:64px}
.b1go{color:#58a6ff;font-size:13px;white-space:nowrap}
/* SKU 卡 hover 动效 */
.card.sku,.sku2{transition:transform .22s ease,border-color .22s,box-shadow .22s}
.card.sku:hover,.sku2:hover{transform:translateY(-5px);border-color:#f0b429;box-shadow:0 12px 30px rgba(240,180,41,.15)}
.sku2:hover .price{color:#ffd24d}
.sku2{display:block;background:#161b22;border:1px solid #30363d;border-radius:10px;padding:16px 18px;color:#c9d1d9;text-decoration:none;position:relative}
.sku2 h3{margin-bottom:2px}
.sku2 .go{position:absolute;right:14px;bottom:12px;color:#58a6ff;font-size:12.5px;opacity:0;transition:opacity .22s}
.sku2:hover .go{opacity:1}
/* 入场动画 */
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.fadeUp{animation:fadeUp .5s both}
/* 🔬已实测 标签呼吸动效 */
@keyframes tagPulse{0%{box-shadow:0 0 0 0 rgba(63,185,80,.4)}70%{box-shadow:0 0 0 6px rgba(63,185,80,0)}100%{box-shadow:0 0 0 0 rgba(63,185,80,0)}}
.tag.tg.pulse{animation:tagPulse 2.2s ease-out infinite}
/* 60秒开通流程动画（纯CSS自动轮播，6秒一轮：选卡→下单→开通 依次点亮） */
.flow60{display:grid;grid-template-columns:1fr 26px 1fr 26px 1fr;gap:6px;align-items:stretch;margin:16px 0 4px}
.fstep{background:#161b22;border:1px solid #30363d;border-radius:12px;padding:16px 10px;text-align:center;opacity:.62}
.fstep .fico{font-size:26px;line-height:1.2;position:relative;display:inline-block}
.fstep b{display:block;color:#e6edf3;font-size:15px;margin-top:4px}
.fstep span{display:block;color:#8b949e;font-size:12px}
.fstep .tick{position:absolute;top:-8px;right:-12px;color:#3fb950;font-size:13px;font-weight:800;opacity:0}
.farrow{display:flex;align-items:center;justify-content:center;color:#30363d;font-weight:800;font-size:18px}
.fstep.on{animation:fOn 6s infinite;animation-delay:var(--d,0s)}
.fstep.on .tick{animation:tOn 6s infinite;animation-delay:var(--d,0s)}
.farrow.on{animation:aOn 6s infinite;animation-delay:var(--d,0s)}
@keyframes fOn{0%{opacity:.62;border-color:#30363d;background:#161b22;box-shadow:none}2%{opacity:1;border-color:#f0b429;background:#1d1a10;box-shadow:0 0 22px rgba(240,180,41,.22)}30%{opacity:1;border-color:#f0b429;background:#1d1a10;box-shadow:0 0 22px rgba(240,180,41,.22)}34%,100%{opacity:.62;border-color:#30363d;background:#161b22;box-shadow:none}}
@keyframes tOn{0%,2%{opacity:0;transform:scale(.4)}7%{opacity:1;transform:scale(1.15)}11%,31%{opacity:1;transform:scale(1)}36%,100%{opacity:0}}
@keyframes aOn{0%,32%{color:#30363d}36%,64%{color:#f0b429}68%,100%{color:#30363d}}
.flowbar{height:4px;background:#30363d;border-radius:2px;overflow:hidden;margin-top:12px}
.flowbar i{display:block;height:100%;width:0;background:linear-gradient(90deg,#3fb950,#f0b429);animation:flowSweep 6s linear infinite}
@keyframes flowSweep{from{width:0}to{width:100%}}
/* 收益测算器 */
.calcrow{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin:8px 0}
.calcOut{font-size:26px;font-weight:800;color:#f0b429}
input[type=range]{accent-color:#f0b429}
.calcformula{font-family:ui-monospace,Menlo,monospace;font-size:11.5px;color:#8b949e;margin-top:6px}
/* CTA 悬浮动效 */
@keyframes ctaFloat{0%,100%{transform:translateY(0);box-shadow:0 6px 18px rgba(240,180,41,.25)}50%{transform:translateY(-4px);box-shadow:0 12px 28px rgba(240,180,41,.5)}}
.ctaFloat{animation:ctaFloat 2.4s ease-in-out infinite}
.floatcta{position:fixed;right:18px;bottom:18px;z-index:80;display:none}
.floatcta.show{display:block}
.floatcta a{display:inline-block;background:#f0b429;color:#111;font-weight:800;border-radius:24px;padding:12px 20px;font-size:14px;box-shadow:0 8px 24px rgba(0,0,0,.45);text-decoration:none;animation:ctaFloat 2.4s ease-in-out infinite}
/* 移动端可读性 */
@media (max-width:640px){
  body{font-size:14.5px}
  h1{font-size:21px}.hero h1{font-size:22px}.big{font-size:26px!important}
  .b1card{flex-direction:column;align-items:flex-start}
  .b1spark{width:100%;max-width:none}
  .b1val{font-size:28px}
  .nav .wrap{gap:12px;overflow-x:auto;scrollbar-width:none}
  .nav .bal,.nav .coupon{display:none}
  .flow60{grid-template-columns:1fr 1fr 1fr;gap:8px}
  .farrow{display:none}
  .fstep{padding:12px 6px}
  .fstep .fico{font-size:22px}
  .calcOut{font-size:22px}
  table{font-size:12.5px}th,td{padding:6px 7px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}