/* /invite v3 — 高顺量化 light-blue poster style (Owner P0 2026-10-26). Cool white #F6F8FC, cyan #2EC5F3, blue #1F6BFF, navy #0B1B3F. */
.iv3-page{--iv-navy:#0b1b3f;--iv-blue:#1f6bff;--iv-cyan:#2ec5f3;--iv-ice:#f6f8fc;--iv-line:#dfe9f8;--iv-mute:#5b6b85;background:radial-gradient(900px 520px at 85% -120px,rgba(46,197,243,.22),transparent 70%),radial-gradient(700px 480px at -10% 10%,rgba(31,107,255,.12),transparent 70%),linear-gradient(180deg,#eaf3ff 0,var(--iv-ice) 520px);min-height:100vh}
.iv3{max-width:1180px;margin:0 auto;padding:10px 16px 116px;color:var(--iv-navy);font-feature-settings:"tnum"}
.iv3 h1,.iv3 h2{letter-spacing:-.01em}
/* hero */
.iv3-hero{position:relative;display:grid;grid-template-columns:1fr;gap:0;border-radius:28px;overflow:hidden;background:linear-gradient(160deg,#ffffff 0,#eef6ff 55%,#dff0ff 100%);border:1px solid #d9e8fb;box-shadow:0 18px 50px rgba(31,80,170,.12);isolation:isolate}
.iv3-hero::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(circle,rgba(31,107,255,.16) 1px,transparent 1.3px) 0 0/14px 14px;-webkit-mask-image:linear-gradient(200deg,#000,transparent 60%);mask-image:linear-gradient(200deg,#000,transparent 60%)}
.iv3-hero-copy{position:relative;z-index:2;padding:20px 18px 18px;order:2}
.iv3-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px 6px 6px;border-radius:999px;background:#fff;border:1px solid var(--iv-line);font-size:12.5px;font-weight:800;color:#1d4ed8;box-shadow:0 4px 12px rgba(31,107,255,.08)}
.iv3-eyebrow img{border-radius:6px}
.iv3-hero h1{text-wrap:balance;margin:12px 0 6px;font-size:30px;line-height:1.15;font-weight:900;color:var(--iv-navy);-webkit-text-fill-color:var(--iv-navy)}
.iv3-hero p{margin:0 0 16px;color:var(--iv-mute);font-size:14.5px}
.iv3-hero-art{position:relative;order:1;height:360px;overflow:hidden;background:radial-gradient(60% 70% at 50% 60%,rgba(46,197,243,.28),transparent 70%)}
.iv3-halo{position:absolute;left:50%;top:54%;width:300px;height:300px;transform:translate(-50%,-50%);border-radius:50%;border:1px solid rgba(46,197,243,.45);box-shadow:0 0 0 26px rgba(46,197,243,.08),0 0 0 54px rgba(46,197,243,.05)}
.iv3-hero-robot{position:absolute;left:50%;bottom:-6px;height:380px;width:auto;transform:translateX(-46%);filter:drop-shadow(0 18px 30px rgba(31,80,170,.25));mix-blend-mode:multiply;-webkit-mask-image:radial-gradient(ellipse 50% 52% at 50% 46%,#000 58%,transparent 100%);mask-image:radial-gradient(ellipse 50% 52% at 50% 46%,#000 58%,transparent 100%)}
.iv3-hero-shield{position:absolute;right:14px;top:16px;width:108px;height:108px;border-radius:30px;object-fit:cover;transform:rotate(8deg);box-shadow:0 14px 30px rgba(10,60,180,.35);border:3px solid #fff}
/* my invite card */
.iv3-id{background:rgba(255,255,255,.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid var(--iv-line);border-radius:22px;padding:14px;box-shadow:0 10px 28px rgba(31,80,170,.10)}
.iv3-id-h{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px}.iv3-id-h b{font-size:16px;font-weight:900}
.iv3-login{font-size:12.5px;font-weight:800;color:#fff;text-decoration:none;padding:7px 12px;border-radius:999px;background:linear-gradient(90deg,var(--iv-blue),var(--iv-cyan));box-shadow:0 6px 14px rgba(31,107,255,.28);text-align:center}
.iv3-login.is-pulse{animation:iv3-pulse .9s ease 2}
@keyframes iv3-pulse{50%{transform:scale(1.06);box-shadow:0 0 0 6px rgba(46,197,243,.25)}}
.iv3-row{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"l b" "v b";align-items:center;column-gap:10px;padding:8px 8px 8px 14px;border-radius:16px;background:#f2f7ff;border:1px solid #e1ecfb;margin-bottom:8px}
.iv3-row small{grid-area:l;font-size:11.5px;color:var(--iv-mute);font-weight:700}
.iv3-val{grid-area:v;min-width:0;width:100%;border:0;background:transparent;font:inherit;color:var(--iv-navy);font-weight:800;font-size:14px;padding:2px 0 0;text-overflow:ellipsis;outline:none;-webkit-user-select:all;user-select:all}
.iv3-code{font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace;font-size:17px;letter-spacing:.06em}
.iv3:not(.is-signed) .iv3-val{color:#7a879c;font-weight:600;font-size:13px;letter-spacing:0;font-family:inherit}
.iv3-link{font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace;font-size:13px}
.iv3-copy{grid-area:b;display:inline-flex;white-space:nowrap;align-items:center;gap:6px;min-height:44px;padding:0 16px;border-radius:12px;border:0;background:var(--iv-navy);color:#fff;font:inherit;font-weight:800;font-size:13.5px;cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;transition:background .2s,transform .1s}
.iv3-copy:active{transform:scale(.96)}
.iv3-copy.is-done,.iv3-ghost.is-done{background:#16a34a;color:#fff;border-color:#16a34a}
.iv3-copy.is-done i::before,.iv3-ghost.is-done i::before{content:"\f00c"}
.iv3-actions{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;margin-top:4px}
.iv3-primary,.iv3-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 16px;border-radius:14px;font:inherit;font-weight:900;font-size:15px;cursor:pointer;text-decoration:none;white-space:nowrap;touch-action:manipulation;-webkit-tap-highlight-color:transparent}
.iv3-primary{border:0;color:#fff;background:linear-gradient(95deg,var(--iv-blue) 0,#2f8bff 55%,var(--iv-cyan) 100%);box-shadow:0 10px 22px rgba(31,107,255,.32)}
.iv3-ghost{border:1px solid #cfe0fb;background:#fff;color:#1d4ed8}
/* sections */
.iv3-sec{background:#fff;border:1px solid var(--iv-line);border-radius:22px;padding:16px;margin-top:14px;box-shadow:0 8px 24px rgba(31,80,170,.06)}
.iv3-sec-h{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:12px}.iv3-sec-h h2{margin:0;font-size:19px;font-weight:900}.iv3-sec-h small{color:var(--iv-mute);font-size:12.5px}
.iv3-count{background:#eaf3ff;color:#1d4ed8;font-weight:900;border-radius:10px;padding:4px 10px}
.iv3-posters{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.iv3-poster{display:block;padding:0;border:0;background:none;cursor:pointer;font:inherit;color:inherit;text-align:left;border-radius:20px;transition:transform .2s,box-shadow .2s;-webkit-tap-highlight-color:transparent}
.iv3-poster:active{transform:scale(.98)}
.iv3-pv{position:relative;display:block;aspect-ratio:3/4;border-radius:20px;overflow:hidden;background:#0b2a6b;box-shadow:0 10px 26px rgba(15,40,90,.18)}
.iv3-pv>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.is-ice .iv3-pv{background:#f1f4f8}.is-ice .iv3-pv>img{object-position:50% 30%}
.iv3-pv-brand{position:absolute;left:10px;top:10px;display:inline-flex;align-items:center;gap:5px;padding:4px 9px 4px 4px;border-radius:999px;background:rgba(255,255,255,.92);color:var(--iv-navy);font-size:10.5px;box-shadow:0 4px 10px rgba(0,0,0,.12)}.iv3-pv-brand img{border-radius:5px}
.iv3-pv-foot{position:absolute;left:0;right:0;bottom:0;display:flex;flex-direction:column;padding:44px 10px 10px;color:#fff;background:linear-gradient(180deg,rgba(6,22,60,0),rgba(6,22,60,.78) 46%,rgba(6,22,60,.92))}
.iv3-pv-foot strong{font-size:17px;font-weight:900;line-height:1.2}.iv3-pv-foot>small{font-size:11px;opacity:.88;margin:2px 0 8px}
.iv3-pv-code{display:flex;align-items:center;gap:7px;padding:6px 8px;border-radius:10px;background:rgba(255,255,255,.95);color:var(--iv-navy)}
.iv3-pv-code i{font-size:20px;color:var(--iv-blue)}.iv3-pv-code small{display:block;font-size:9.5px;color:var(--iv-mute)}.iv3-pv-code b{font-size:11.5px;font-family:ui-monospace,Menlo,monospace}
.iv3-steps{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.iv3-steps li{display:flex;align-items:center;gap:12px;font-size:14px;font-weight:700;padding:12px;border-radius:16px;background:linear-gradient(90deg,#f2f7ff,#fff)}
.iv3-steps span{flex:none;display:grid;place-items:center;width:32px;height:32px;border-radius:11px;color:#fff;font-weight:900;background:linear-gradient(135deg,var(--iv-blue),var(--iv-cyan))}
.iv3-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.iv3-stats>*{display:flex;flex-direction:column;align-items:center;gap:4px;padding:12px 4px;border-radius:16px;background:#f4f8ff;text-decoration:none;color:inherit;text-align:center}
.iv3-stats small{font-size:11.5px;color:var(--iv-mute)}.iv3-stats b{font-size:20px;font-weight:900}.iv3-stats em{font-style:normal;font-size:10.5px;color:#94a3b8}
.iv3-soon{font-style:normal;font-size:11.5px;font-weight:800;color:#a16207;background:#fef3c7;border:1px solid #fde68a;border-radius:999px;padding:3px 9px}
.iv3-sub{display:block;color:var(--iv-mute);font-size:12.5px;margin:-4px 0 10px}
.iv3-chips{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.iv3-chips span{display:flex;flex-direction:column;align-items:center;padding:12px 4px;border-radius:16px;background:linear-gradient(180deg,#eef6ff,#f8fbff);border:1px solid #e1ecfb}
.iv3-chips small{font-size:12px;color:var(--iv-mute)}.iv3-chips b{font-size:22px;font-weight:900;color:var(--iv-blue)}
.iv3-cash{display:flex;align-items:center;gap:8px;margin-top:10px;padding:12px 14px;border-radius:14px;background:#effcf6;color:#065f46;font-weight:800;font-size:13.5px}.iv3-cash b{margin-left:auto;font-size:16px}
.iv3-more{margin-top:10px;font-size:13px;color:#334155}.iv3-more summary{cursor:pointer;font-weight:800;padding:6px 0}.iv3-more ul{margin:4px 0;padding-left:18px}
/* toast + dialog */
.iv3-toast{position:fixed;left:50%;bottom:calc(92px + env(safe-area-inset-bottom));z-index:10050;transform:translate(-50%,20px);max-width:calc(100vw - 40px);padding:11px 18px;border-radius:999px;background:rgba(11,27,63,.94);color:#fff;font-weight:800;font-size:14px;box-shadow:0 12px 30px rgba(0,0,0,.25);opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;text-align:center}
.iv3-toast::before{content:"\2713  ";color:#4ade80}.iv3-toast.is-bad::before{content:"!  ";color:#fbbf24}
.iv3-toast.is-on{opacity:1;transform:translate(-50%,0)}
.iv3-dlg{width:min(440px,calc(100vw - 24px));max-height:calc(100dvh - 24px);padding:14px;border:0;border-radius:24px;background:#fff;color:var(--iv-navy);box-shadow:0 30px 80px rgba(0,0,0,.35);overflow:auto}
.iv3-dlg::backdrop{background:rgba(6,18,46,.62);backdrop-filter:blur(4px)}
.iv3-dlg-stage{display:grid;place-items:center;aspect-ratio:3/4;border-radius:16px;background:#eef4fb;overflow:hidden}
.iv3-dlg-stage img{width:100%;height:100%;object-fit:contain;-webkit-touch-callout:default}
.iv3-dlg-wait{color:var(--iv-mute);font-weight:700}
.iv3-dlg-hint{margin:10px 2px;font-size:12.5px;color:var(--iv-mute);text-align:center}
.iv3-dlg-act{display:grid;grid-template-columns:1fr 1fr;gap:8px}.iv3-dlg-act .iv3-primary{grid-column:1/-1}
.iv3-dlg-act .iv3-ghost{min-height:44px;font-size:14px}
.iv3-close{position:absolute;right:22px;top:22px;width:38px;height:38px;border-radius:50%;border:0;background:rgba(255,255,255,.92);color:var(--iv-navy);font-size:18px;cursor:pointer;box-shadow:0 4px 12px rgba(0,0,0,.18)}
@media (min-width:640px){
  .iv3-posters{grid-template-columns:repeat(4,1fr)}
}
@media (min-width:1024px){
  .iv3{padding:22px 24px 60px}
  .iv3-hero{grid-template-columns:1.05fr .95fr;min-height:470px}
  .iv3-hero-copy{order:1;padding:42px 20px 36px 44px;align-self:center}
  .iv3-hero h1{font-size:42px;margin-top:16px;text-wrap:balance}
  .iv3-hero p{font-size:16px;margin-bottom:22px}
  .iv3-id{max-width:540px}
  .iv3-hero-art{order:2;height:auto;min-height:470px}
  .iv3-halo{width:420px;height:420px}
  .iv3-hero-robot{height:500px;bottom:-14px}
  .iv3-hero-shield{right:34px;top:40px;width:170px;height:170px}
  .iv3-poster:hover{transform:translateY(-4px)}.iv3-poster:hover .iv3-pv>img{transform:scale(1.04)}
  .iv3-pv-foot strong{font-size:20px}
  .iv3-grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.iv3-grid2 .iv3-sec{margin-top:14px}
  .iv3-toast{bottom:40px}
}
@media (prefers-reduced-motion:reduce){.iv3 *{transition:none!important;animation:none!important}}