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0 0 3px var(--tw-shadow-color,var(--color-brand-glow));box-shadow:var(--tw-inset-shadow),var(--tw-inset-ring-shadow),var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow)}@media (hover:hover){.hover\:bg-\[var\(--color-wechat-dim\)\]:hover{background-color:var(--color-wechat-dim)}.hover\:bg-white\/4:hover{background-color:#ffffff0a}@supports (color:color-mix(in lab,red,red)){.hover\:bg-white\/4:hover{background-color:color-mix(in oklab,var(--color-white) 4%,transparent)}}.hover\:bg-white\/\[0\.02\]:hover{background-color:#ffffff05}@supports (color:color-mix(in lab,red,red)){.hover\:bg-white\/\[0\.02\]:hover{background-color:color-mix(in oklab,var(--color-white) 2%,transparent)}}.hover\:bg-white\/\[0\.04\]:hover{background-color:#ffffff0a}@supports (color:color-mix(in lab,red,red)){.hover\:bg-white\/\[0\.04\]:hover{background-color:color-mix(in oklab,var(--color-white) 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on;color:var(--color-fg);background-color:var(--color-surface);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility;overscroll-behavior:none}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#fff3}::selection{color:#f5f5f7;background:#c9a5544d}.yu-nav{z-index:50;background:0 0;transition:background .25s,-webkit-backdrop-filter .25s,backdrop-filter .25s,box-shadow .25s;position:fixed;top:0;left:0;right:0;transform:translateZ(0)}.yu-nav.scrolled{-webkit-backdrop-filter:blur(20px);background:#000000d9;box-shadow:inset 0 -1px #ffffff14}.yu-nav-inner{align-items:center;gap:16px;max-width:1200px;height:56px;margin:0 auto;padding:0 24px;display:flex}.yu-logo{font-family:var(--font-cn);letter-spacing:-.01em;color:var(--color-brand-light);align-items:center;gap:10px;font-size:20px;font-weight:600;line-height:1;text-decoration:none;transition:color .2s;display:inline-flex}.yu-logo:hover{color:var(--color-brand)}.yu-logo svg{flex-shrink:0}.yu-nav-link{font-family:var(--font-cn);color:var(--color-fg-muted);letter-spacing:0;font-size:13px;font-weight:500;text-decoration:none;transition:color .15s}.yu-nav-link:hover{color:var(--color-fg)}.auth-bg:before{content:"";pointer-events:none;z-index:0;background:radial-gradient(70% 50% at 50% 0,#c9a55414,#0000 55%),radial-gradient(60% 50% at 50% 100%,#07c1600a,#0000 50%);position:fixed;top:0;right:0;bottom:0;left:0}.auth-bg:after{content:"";pointer-events:none;z-index:0;opacity:.5;background-image:linear-gradient(#ffffff05 1px,#0000 1px),linear-gradient(90deg,#ffffff05 1px,#0000 1px);background-size:48px 48px;position:fixed;top:0;right:0;bottom:0;left:0;-webkit-mask-image:radial-gradient(90% 70% at 50% 25%,#000 20%,#0000 70%);mask-image:radial-gradient(90% 70% at 50% 25%,#000 20%,#0000 70%)}.auth-card{border:1px solid var(--color-border-soft);-webkit-backdrop-filter:blur(12px);background:linear-gradient(#28282b8c,#141416b3);border-radius:24px;position:relative;box-shadow:0 12px 48px #00000080,inset 0 1px #ffffff0d}.auth-card:before{content:"";pointer-events:none;background:linear-gradient(#ffffff24,#0000 40%);border-radius:24px;padding:1px;position:absolute;top:0;right:0;bottom:0;left:0;-webkit-mask-image:linear-gradient(#000 0 0),linear-gradient(#000 0 0);-webkit-mask-position:0 0,0 0;-webkit-mask-size:auto,auto;-webkit-mask-repeat:repeat,repeat;-webkit-mask-clip:content-box,border-box;-webkit-mask-origin:content-box,border-box;-webkit-mask-composite:xor;mask-composite:exclude;-webkit-mask-source-type:auto,auto;mask-mode:match-source,match-source}.auth-brand-name{font-family:var(--font-cn);letter-spacing:.02em;background:linear-gradient(180deg,#f5e6be 0%,var(--color-brand) 70%,var(--color-brand-dim) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:22px;font-weight:600}.auth-brand-glow{background:radial-gradient(circle,var(--color-brand-glow) 0%,transparent 70%);filter:blur(4px);pointer-events:none;border-radius:50%;width:50px;height:50px;position:absolute;top:50%;left:-16px;transform:translateY(-50%)}.otp-cell{border:1px solid var(--color-border-mid);background:var(--color-surface-muted);text-align:center;width:100%;min-width:0;height:60px;color:var(--color-fg);border-radius:14px;outline:none;flex:1 1 0;padding:0;font-size:26px;font-weight:600;transition:all .15s}.otp-cell.filled{border-color:var(--color-brand);background:#c9a5540f}.otp-cell:focus,.otp-cell.active{border-color:var(--color-brand);box-shadow:0 0 0 3px var(--color-brand-glow)}.qr-mask{cursor:pointer;-webkit-backdrop-filter:blur(1px);backdrop-filter:blur(1px);background:#ffffffb8;border-radius:18px;flex-direction:column;justify-content:center;align-items:center;gap:9px;display:flex;position:absolute;top:0;right:0;bottom:0;left:0}.qr-mask .ring{background:linear-gradient(180deg,var(--color-brand-light),var(--color-brand));width:46px;height:46px;box-shadow:0 4px 16px var(--color-brand-glow);border-radius:50%;justify-content:center;align-items:center;display:flex}.auth-btn-gold{background:linear-gradient(180deg,var(--color-brand-light),var(--color-brand));color:#1a1407;box-shadow:0 4px 18px var(--color-brand-glow)}.auth-btn-gold:hover{filter:brightness(1.05)}@property --tw-translate-x{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-y{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-z{syntax:"*";inherits:false;initial-value:0}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}@property --tw-duration{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{50%{opacity:.5}}