/* 会员计划（10-24 改版，方案 E1）：第一屏数字 + 日报样机（全页唯一深色，做成产品照），信任一行，三件事 + 价格卡，问答，收尾。颜色只用外壳令牌 */
.v3-membership{--mb-num:"SF Pro Display",ui-sans-serif,system-ui,-apple-system,"PingFang SC",sans-serif}
.v3-membership .mb-hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:40px;align-items:center;padding-top:52px}
.v3-membership .mb-hero h1 em{font-style:normal;color:var(--sv-rose)}
.v3-membership .mb-fun{display:flex;align-items:flex-end;gap:14px;flex-wrap:wrap;margin-top:30px}
.v3-membership .mb-fun div{display:grid;gap:4px}
.v3-membership .mb-fun b{font-family:var(--mb-num);font-size:clamp(40px,5vw,60px);font-weight:800;line-height:1;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.v3-membership .mb-fun div:last-of-type b{color:var(--sv-rose)}
.v3-membership .mb-fun span{font-size:12.5px;color:var(--sv-ink-3)}
.v3-membership .mb-fun i{font-style:normal;color:var(--sv-ink-3);font-size:22px;padding-bottom:26px}
.v3-membership .mb-fine{margin:10px 0 0;font-size:13px;color:var(--sv-ink-3);line-height:1.6}
.v3-membership .mb-hero-cta .v3-cta{align-items:center}
.v3-membership .mb-lnk{font-size:14px;font-weight:600;color:var(--sv-ink-2)}
.v3-membership .mb-lnk:hover{color:var(--sv-rose)}
.v3-membership .mb-member{margin:26px 0 0;font-size:15px;color:var(--sv-ink-2)}
.v3-membership .mb-member a{color:var(--sv-rose);font-weight:600}

/* 手机样机：深色机身 + 浅色屏幕，像一张产品照 */
.v3-membership .mb-phone{margin:0 auto;width:100%;max-width:320px;border-radius:40px;padding:11px;background:#141416;
  box-shadow:inset 0 0 0 1.5px #3a3a40,0 40px 80px -36px rgba(12,12,14,.55)}
.v3-membership .mb-phone .in{border-radius:30px;background:var(--sv-bg);padding:18px 15px 14px}
.v3-membership .mb-phone .hd{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--sv-ink-3)}
.v3-membership .mb-phone .hd i{width:22px;height:22px;border-radius:7px;background:var(--sv-rose);color:#fff;font-style:normal;font-size:11px;font-weight:800;display:grid;place-items:center}
.v3-membership .mb-phone .tag{margin-left:auto;font-size:11px;font-weight:600;color:var(--sv-gold);background:var(--sv-gold-soft);border-radius:5px;padding:0 6px}
.v3-membership .mb-phone h4{margin:10px 0 2px;font-size:17px;letter-spacing:-.01em}
.v3-membership .mb-phone h4 em{font-style:normal;font-size:12px;font-weight:500;color:var(--sv-ink-3);margin-left:4px}
.v3-membership .mb-phone .meta{margin:0 0 8px;font-size:11.5px;color:var(--sv-ink-3)}
.v3-membership .mb-phone ol{list-style:none;margin:0;padding:0}
.v3-membership .mb-phone li{display:grid;grid-template-columns:22px minmax(0,1fr);gap:6px;padding:9px 0;border-top:1px solid var(--sv-line)}
.v3-membership .mb-phone .no{font-family:var(--mb-num);font-size:11px;font-weight:700;color:var(--sv-rose);padding-top:2px}
.v3-membership .mb-phone li b{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:13px;line-height:1.45;font-weight:600;color:var(--sv-ink)}
.v3-membership .mb-phone li small{display:block;margin-top:2px;font-size:11px;color:var(--sv-ink-3)}
.v3-membership .mb-phone .more{margin:0;padding-top:9px;border-top:1px dashed var(--sv-line-2);font-size:11.5px;color:var(--sv-ink-3);text-align:center}

.v3-membership .mb-trust{display:flex;flex-wrap:wrap;gap:18px 40px;margin-top:48px;padding-top:22px;border-top:1px solid var(--sv-line)}
.v3-membership .mb-trust>div{display:grid;gap:2px}
.v3-membership .mb-trust b{font-family:var(--mb-num);font-size:24px;line-height:1.15;letter-spacing:-.02em}
.v3-membership .mb-trust span{font-size:12.5px;color:var(--sv-ink-3)}

.v3-membership .mb-side{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:48px;align-items:start}
.v3-membership .mb-steps{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.v3-membership .mb-steps li{display:grid;grid-template-columns:36px minmax(0,1fr);gap:14px;padding:18px 20px;border-radius:18px;box-shadow:inset 0 0 0 1px var(--sv-line)}
.v3-membership .mb-steps em{font-style:normal;width:32px;height:32px;border-radius:10px;display:grid;place-items:center;font-weight:800;color:var(--sv-rose);background:var(--sv-bg-2)}
.v3-membership .mb-steps p{margin:0;font-size:15px;line-height:1.75;color:var(--sv-ink-2)}
.v3-membership .mb-steps b{color:var(--sv-ink)}

.v3-membership .mb-price{position:sticky;top:84px;display:flex;flex-direction:column;gap:6px;padding:26px;border-radius:24px;
  box-shadow:inset 0 0 0 1.5px rgba(229,72,115,.5),0 24px 50px -30px rgba(229,72,115,.55);
  background:radial-gradient(420px 220px at 80% -10%,rgba(229,72,115,.10),transparent 70%),var(--sv-bg)}
.v3-membership .mb-price .k{font-size:12.5px;font-weight:700;color:var(--sv-rose)}
.v3-membership .mb-price .amt{font-family:var(--mb-num);font-size:46px;font-weight:800;line-height:1.05;letter-spacing:-.03em}
.v3-membership .mb-price .amt small{font-size:15px;font-weight:500;color:var(--sv-ink-2);letter-spacing:0}
.v3-membership .mb-price .fine{margin:0;font-size:13px;color:var(--sv-ink-3)}
.v3-membership .mb-price ul{list-style:none;margin:12px 0 16px;padding:0;display:grid;gap:8px}
.v3-membership .mb-price li{position:relative;padding-left:22px;font-size:14px;color:var(--sv-ink-2)}
.v3-membership .mb-price li::before{content:"✓";position:absolute;left:2px;top:0;color:var(--sv-rose);font-weight:800}
.v3-membership .mb-price .v3-btn{width:100%;height:46px;font-size:15px}
.v3-membership .mb-price .alt{margin:8px 0 0;font-size:12.5px;line-height:1.6;color:var(--sv-ink-3)}
.v3-membership .mb-price .alt a{color:var(--sv-rose)}
.v3-membership .mb-note{margin:18px 0 0;font-size:12.5px;color:var(--sv-ink-3);line-height:1.7}
.v3-membership .mb-note a{color:var(--sv-rose)}

.v3-membership .mb-faq{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;align-items:start}
.v3-membership .mb-faq details{border-radius:16px;background:var(--sv-bg);box-shadow:inset 0 0 0 1px var(--sv-line);padding:0 18px}
.v3-membership .mb-faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px;padding:16px 0;font-weight:600;font-size:15px}
.v3-membership .mb-faq summary::-webkit-details-marker{display:none}
.v3-membership .mb-faq summary::after{content:"+";color:var(--sv-ink-3);font-weight:400}
.v3-membership .mb-faq details[open] summary::after{content:"−"}
.v3-membership .mb-faq details p{margin:0 0 16px;color:var(--sv-ink-2);font-size:14.5px;line-height:1.75}

.v3-membership .mb-end{display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px}
.v3-membership .mb-end .v3-cta{justify-content:center;margin-top:18px}
.v3-membership .mb-end .mb-lnk{margin-top:12px}

@media (prefers-reduced-motion:no-preference){
  .v3-membership .mb-fun div{animation:mb-pop .5s both}
  .v3-membership .mb-fun div:nth-of-type(2){animation-delay:.3s}
  .v3-membership .mb-fun div:nth-of-type(3){animation-delay:.6s}
}
@keyframes mb-pop{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media (max-width:980px){
  .v3-membership .mb-side{grid-template-columns:1fr;gap:28px}
  .v3-membership .mb-price{position:static}
}
@media (max-width:860px){
  .v3-membership .mb-hero{grid-template-columns:1fr;gap:28px;padding-top:28px}
  .v3-membership .mb-faq{grid-template-columns:1fr}
}
@media (max-width:640px){
  .v3-membership .mb-fun{gap:10px}
  .v3-membership .mb-fun i{font-size:18px;padding-bottom:24px}
  .v3-membership .mb-trust{gap:16px 28px;margin-top:34px}
  .v3-membership .mb-trust>div{min-width:calc(50% - 14px)}
}