:root{--c-bg-0:#0b1020;--c-bg-1:#11163a;--c-bg-2:#1b1f4a;--c-surface:#ffffff0f;--c-surface-strong:#ffffff1a;--c-border:#ffffff1f;--c-border-strong:#ffffff38;--c-text:#ecedf6;--c-text-soft:#b8bcd6;--c-text-muted:#7c83a8;--c-primary:#818cf8;--c-primary-strong:#6366f1;--c-primary-soft:#818cf82e;--c-accent:#c4b5fd;--c-success:#34d399;--c-warning:#fbbf24;--c-danger:#f87171;--c-danger-soft:#f8717124;--r-sm:8px;--r-md:12px;--r-lg:16px;--r-xl:22px;--r-pill:999px;--s-1:4px;--s-2:8px;--s-3:12px;--s-4:16px;--s-5:20px;--s-6:24px;--s-8:32px;--f-12:12px;--f-13:13px;--f-14:14px;--f-16:16px;--f-18:18px;--f-22:22px;--f-28:28px;--sh-card:0 10px 30px #080a1e73;--sh-soft:0 4px 14px #080a1e40;--safe-top:env(safe-area-inset-top);--safe-bottom:env(safe-area-inset-bottom)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Helvetica Neue,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:var(--f-14);color:var(--c-text);background:var(--c-bg-0);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overscroll-behavior:none;margin:0;line-height:1.5}button{cursor:pointer;font-family:inherit}input,textarea,select{font-family:inherit;font-size:var(--f-16)}a{color:var(--c-primary);text-decoration:none}a:active{opacity:.7}.auth-screen{min-height:100dvh;padding:calc(var(--safe-top) + 24px) 20px calc(var(--safe-bottom) + 24px);background:radial-gradient(120% 80% at 80% -10%, #818cf852, transparent 60%), radial-gradient(80% 60% at 0% 110%, #c4b5fd2e, transparent 60%), linear-gradient(180deg, var(--c-bg-0) 0%, var(--c-bg-1) 50%, var(--c-bg-2) 100%);flex-direction:column;display:flex;position:relative;overflow:hidden}.auth-screen:before,.auth-screen:after{content:"";filter:blur(60px);pointer-events:none;border-radius:50%;position:absolute}.auth-screen:before{background:radial-gradient(circle,#818cf873,#0000 70%);width:260px;height:260px;top:-80px;right:-60px}.auth-screen:after{background:radial-gradient(circle,#c4b5fd4d,#0000 70%);width:220px;height:220px;bottom:-60px;left:-40px}.auth-brand{text-align:center;flex-direction:column;align-items:center;gap:12px;margin:24px 0 32px;display:flex;position:relative}.auth-brand .logo{background:linear-gradient(135deg,#818cf8,#c4b5fd);border-radius:20px;justify-content:center;align-items:center;width:64px;height:64px;font-size:32px;display:flex;box-shadow:0 12px 30px #818cf873}.auth-brand h1{font-size:var(--f-22);letter-spacing:.5px;margin:0;font-weight:600}.auth-brand p{font-size:var(--f-13);color:var(--c-text-soft);margin:0}.auth-card{background:var(--c-surface);-webkit-backdrop-filter:blur(18px);border:1px solid var(--c-border);border-radius:var(--r-xl);width:100%;max-width:420px;box-shadow:var(--sh-card);margin:0 auto;padding:24px 20px;position:relative}.auth-card h2{font-size:var(--f-18);margin:0 0 4px;font-weight:600}.auth-card .sub{font-size:var(--f-13);color:var(--c-text-soft);margin:0 0 20px}.field{margin-bottom:14px;display:block}.field-label{font-size:var(--f-12);color:var(--c-text-soft);letter-spacing:.3px;margin-bottom:6px;display:block}.input{border-radius:var(--r-md);border:1px solid var(--c-border);width:100%;height:48px;color:var(--c-text);background:#ffffff0a;outline:none;padding:0 14px;transition:border-color .15s,background .15s,box-shadow .15s}.input::placeholder{color:var(--c-text-muted)}.input:hover{background:#ffffff0f}.input:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px var(--c-primary-soft);background:#ffffff12}.btn{border-radius:var(--r-md);width:100%;height:48px;font-size:var(--f-16);letter-spacing:.5px;border:none;font-weight:600;transition:transform 80ms,opacity .15s,filter .15s}.btn:active{transform:scale(.985)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{color:#fff;background:linear-gradient(135deg,#6366f1,#8b5cf6);box-shadow:0 10px 24px #6366f166}.btn-primary:hover:not(:disabled){filter:brightness(1.05)}.btn-ghost{border:1px solid var(--c-border-strong);color:var(--c-text);background:0 0}.alert-error{border-radius:var(--r-sm);background:var(--c-danger-soft);color:#fecaca;font-size:var(--f-13);border:1px solid #f871714d;margin-bottom:12px;padding:10px 12px}.auth-foot{text-align:center;font-size:var(--f-13);color:var(--c-text-soft);margin-top:20px}.auth-foot a{color:var(--c-accent);margin-left:6px;font-weight:500}.app-bg-light{color:#1f2240;background:linear-gradient(#f6f7fc 0%,#eef0fb 100%);min-height:100dvh}.safe-top{padding-top:calc(var(--safe-top) + 12px)}.safe-bottom{padding-bottom:calc(var(--safe-bottom) + 12px)}@keyframes voicePulse{0%{opacity:.85;transform:scale(1)}70%{opacity:0;transform:scale(1.5)}to{opacity:0;transform:scale(1.5)}}@keyframes audioDot{0%,80%,to{opacity:.4;transform:scale(.6)}40%{opacity:1;transform:scale(1)}}@keyframes voiceWave{0%,to{transform:scale(1)}50%{transform:scale(1.15)}}@keyframes blink{0%,50%{opacity:1}51%,to{opacity:0}}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}