.sp-auth{--sp-navy:#0b1730;--sp-ocean:#102a43;--sp-gold:#d8b47c;--sp-gold-soft:#ebd3a8;--sp-gold-ink:#8c6e36;--sp-warm:#f8f9fb;--sp-muted:#5b6c86;--sp-muted-2:#5f6f83;--sp-font:var(--font-inter),var(--font-noto-sans-sc),"PingFang SC","Microsoft YaHei",system-ui,sans-serif;position:relative;min-height:100svh;display:flex;flex-direction:column;overflow:clip;isolation:isolate;font-family:var(--sp-font);color:#fff;background:radial-gradient(110% 80% at 6% -8%,rgba(47,107,216,.26),transparent 58%),radial-gradient(70% 60% at 96% 96%,rgba(216,180,124,.12),transparent 62%),linear-gradient(160deg,#0b1730,#102a43 52%,#0a1428);-webkit-font-smoothing:antialiased}.sp-auth *,.sp-auth :after,.sp-auth :before{box-sizing:border-box}.sp-auth__glow{inset:0;background-image:radial-gradient(circle,rgba(255,255,255,.42) 1px,transparent 1.4px),radial-gradient(circle,rgba(216,180,124,.34) 1px,transparent 1.4px);background-size:149px 149px,211px 211px;background-position:0 0,57px 73px;opacity:.34;mask-image:linear-gradient(115deg,#000 8%,transparent 68%);-webkit-mask-image:linear-gradient(115deg,#000 8%,transparent 68%)}.sp-auth__arc,.sp-auth__glow{position:absolute;pointer-events:none}.sp-auth__arc{right:-260px;top:50%;width:900px;height:900px;margin-top:-450px;border-radius:50%;border:1px solid rgba(216,180,124,.12);box-shadow:0 0 0 120px rgba(216,180,124,.03),0 0 0 300px rgba(216,180,124,.02)}.sp-auth__top{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:26px clamp(20px,5vw,56px)}.sp-auth__brand{display:inline-flex;align-items:center;gap:12px;text-decoration:none;border-radius:10px}.sp-auth__brand:focus-visible{outline:2px solid var(--sp-gold);outline-offset:6px}.sp-auth__mark{width:40px;height:40px;object-fit:contain;border-radius:0;background:transparent;padding:0;filter:drop-shadow(0 0 18px rgba(216,180,124,.25))}.sp-auth__brandText{display:flex;flex-direction:column;gap:2px;line-height:1}.sp-auth__brandEn{font-size:17px;font-weight:600;letter-spacing:.12em;color:#fff}.sp-auth__brandCn{font-size:10.5px;letter-spacing:.42em;color:rgba(216,180,124,.85)}.sp-auth__topRight{display:flex;align-items:center;gap:6px}.sp-auth__homeLink{padding:8px 14px;border-radius:999px;font-size:13px;color:rgba(230,236,245,.75);text-decoration:none;transition:color .2s ease,background-color .2s ease}.sp-auth__homeLink:hover{color:#fff;background:rgba(255,255,255,.07)}.sp-auth__homeLink:focus-visible{outline:2px solid var(--sp-gold);outline-offset:2px}.sp-auth__grid{position:relative;z-index:1;flex:1;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:56px;align-items:center;width:100%;max-width:1180px;margin-inline:auto;padding:24px clamp(20px,5vw,56px) 64px}.sp-auth__story{min-width:0;padding-bottom:8px}.sp-auth__eyebrow{display:inline-flex;align-items:center;gap:9px;margin:0 0 22px;font-size:11px;letter-spacing:.24em;color:var(--sp-gold)}.sp-auth__eyebrow:before{content:"";width:5px;height:5px;border-radius:999px;background:var(--sp-gold);box-shadow:0 0 0 4px rgba(216,180,124,.16)}.sp-auth__title{margin:0 0 22px;font-size:clamp(30px,3.4vw,46px);line-height:1.28;font-weight:600;letter-spacing:-.01em;color:#fff}.sp-auth__accent{color:var(--sp-gold-soft)}.sp-auth__lede{margin:0 0 26px;max-width:30em;font-size:14.5px;line-height:1.9;color:rgba(226,234,245,.7)}.sp-auth__feats{list-style:none;margin:0;padding:22px 0 0;border-top:1px solid rgba(255,255,255,.09);display:flex;flex-wrap:wrap;gap:12px 26px}.sp-auth__feats li{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;color:rgba(214,224,238,.72)}.sp-auth__feats svg{width:15px;height:15px;color:var(--sp-gold);flex:none}.sp-auth__panel{min-width:0}.sp-auth__card{border-radius:22px;border:1px solid rgba(216,180,124,.18);background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.028));backdrop-filter:blur(14px);box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 40px 90px -50px rgba(0,0,0,.9);padding:clamp(24px,3vw,34px)}.sp-auth__cardHead{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px}.sp-auth__tag{display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;font-size:11px;letter-spacing:.14em;color:var(--sp-gold-soft);border:1px solid rgba(216,180,124,.32);background:rgba(216,180,124,.1)}.sp-auth__cardMark{display:none;width:34px;height:34px;object-fit:contain;background:transparent;padding:0}.sp-auth__cardTitle{margin:0 0 8px;font-size:25px;font-weight:600;letter-spacing:-.01em;color:#fff}.sp-auth__cardSub{margin:0 0 26px;font-size:13px;line-height:1.7;color:rgba(206,218,234,.66)}.sp-auth__form{gap:16px}.sp-auth__field,.sp-auth__form{display:flex;flex-direction:column}.sp-auth__field{gap:7px}.sp-auth__field label{font-size:12px;letter-spacing:.02em;color:rgba(214,224,238,.78)}.sp-auth__field input{height:46px;width:100%;padding:0 14px;border-radius:11px;border:1px solid rgba(255,255,255,.14);background:rgba(6,14,28,.42);color:#fff;font-family:inherit;font-size:14px;transition:border-color .2s ease,background-color .2s ease,box-shadow .2s ease}.sp-auth__field input::placeholder{color:rgba(160,178,201,.6)}.sp-auth__field input:hover{border-color:rgba(255,255,255,.22)}.sp-auth__field input:focus{outline:none;border-color:rgba(216,180,124,.62);background:rgba(6,14,28,.6);box-shadow:0 0 0 3px rgba(216,180,124,.16)}.sp-auth__error{margin:0;padding:10px 12px;border-radius:10px;border:1px solid rgba(226,120,120,.34);background:rgba(180,60,60,.14);color:#f3b4b4;font-size:12.5px;line-height:1.6}.sp-auth__signedIn{margin:14px 0 0;padding:10px 12px;border-radius:10px;border:1px solid rgba(216,180,124,.32);background:rgba(216,180,124,.1);color:rgba(248,249,251,.9);font-size:12.5px;line-height:1.7}.sp-auth__signedIn b{color:#ebd3a8;font-weight:600}.sp-auth__signedInLink{color:#ebd3a8;text-decoration:underline;text-underline-offset:3px;transition:color .16s ease}.sp-auth__signedInLink:hover{color:#fff}.sp-auth__submit{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;margin-top:4px;border:1px solid rgba(255,255,255,.34);border-radius:12px;background:linear-gradient(180deg,#ecd2a2,#d6ad72 58%,#cfa366);color:#2a1c07;font-family:inherit;font-size:14.5px;font-weight:500;cursor:pointer;transition:transform .18s cubic-bezier(.2,.7,.3,1),box-shadow .24s ease,opacity .2s ease;box-shadow:inset 0 1px 0 rgba(255,255,255,.4),0 12px 26px -14px rgba(216,180,124,.7)}.sp-auth__submit:hover:not(:disabled){transform:translateY(-1px);box-shadow:inset 0 1px 0 rgba(255,255,255,.5),0 18px 34px -16px rgba(216,180,124,.8)}.sp-auth__submit:disabled{opacity:.72;cursor:progress}.sp-auth__submit:focus-visible{outline:2px solid var(--sp-gold);outline-offset:3px}.sp-auth__spin{animation:sp-auth-spin .9s linear infinite}@keyframes sp-auth-spin{to{transform:rotate(1turn)}}.sp-auth__hint{margin:22px 0 0;font-size:12px;line-height:1.75;color:rgba(190,204,222,.62);text-align:center}.sp-auth__foot{display:flex;justify-content:center;gap:18px;margin-top:18px;padding-top:16px;border-top:1px solid rgba(255,255,255,.08)}.sp-auth__foot a{font-size:12px;color:rgba(206,218,234,.72);text-decoration:underline;text-underline-offset:4px;transition:color .2s ease}.sp-auth__foot a:hover{color:var(--sp-gold-soft)}.sp-auth__foot a:focus-visible{outline:2px solid var(--sp-gold);outline-offset:2px;border-radius:4px}@media (max-width:980px){.sp-auth__grid{grid-template-columns:1fr;gap:30px;padding-bottom:48px}.sp-auth__story{padding-bottom:0}.sp-auth__title{font-size:clamp(26px,5.4vw,36px);margin-bottom:16px}.sp-auth__lede{margin-bottom:20px}.sp-auth__cardMark{display:block;opacity:.5}}@media (max-width:560px){.sp-auth__top{padding:18px}.sp-auth__grid{padding:8px 18px 40px}.sp-auth__feats{gap:10px 18px}.sp-auth__card{border-radius:18px}.sp-auth__homeLink{display:none}.sp-auth__cardHead{margin-bottom:16px}.sp-auth__cardTitle{font-size:22px}.sp-auth__cardSub{margin-bottom:22px}}@media (prefers-reduced-motion:reduce){.sp-auth *,.sp-auth :after,.sp-auth :before{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}}