.auth-container{width:100%;max-width:28rem;font-family:var(--auth-font,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif);font-size:var(--auth-font-size,14px);color:var(--auth-text,#1a202c);margin:0 auto}.auth-card{background-color:var(--auth-bg,#fff);border-radius:var(--auth-radius-lg,12px);box-shadow:var(--auth-shadow,0 4px 6px -1px #0000001a);padding:1.5rem}.auth-title{text-align:center;color:var(--auth-text,#1a202c);margin-bottom:1.5rem;font-size:1.5rem;font-weight:700}.auth-form{flex-direction:column;gap:1rem;display:flex}.auth-input-wrapper{flex-direction:column;gap:.25rem;display:flex}.auth-input{border:1px solid var(--auth-border,#e2e8f0);border-radius:var(--auth-radius,8px);width:100%;font-size:var(--auth-font-size,14px);background-color:var(--auth-bg,#fff);color:var(--auth-text,#1a202c);outline:none;padding:.75rem 1rem;font-family:inherit;transition:all .2s}.auth-input:focus{border-color:var(--auth-primary,#667eea);box-shadow:0 0 0 3px #667eea1a}.auth-input:disabled{cursor:not-allowed;background-color:#f7fafc}.auth-input-error{border-color:var(--auth-error,#f56565)}.auth-error{font-size:var(--auth-font-size-sm,12px);color:var(--auth-error,#f56565);margin-top:.25rem}.auth-success{font-size:var(--auth-font-size-sm,12px);color:var(--auth-success,#48bb78);margin-top:.25rem}.auth-button{width:100%;font-size:var(--auth-font-size,14px);border-radius:var(--auth-radius,8px);cursor:pointer;border:none;outline:none;padding:.75rem 1rem;font-family:inherit;font-weight:500;transition:all .2s}.auth-button:disabled{opacity:.5;cursor:not-allowed}.auth-button-primary{background:linear-gradient(135deg, var(--auth-primary,#667eea) 0%, var(--auth-secondary,#764ba2) 100%);color:#fff}.auth-button-primary:hover:not(:disabled){box-shadow:var(--auth-shadow-hover,0 10px 15px -3px #0000001a);transform:translateY(-1px)}.auth-button-secondary{color:var(--auth-text,#1a202c);background-color:#edf2f7}.auth-button-secondary:hover:not(:disabled){background-color:#e2e8f0}.auth-button-wechat{color:#fff;background-color:#07c160}.auth-button-wechat:hover:not(:disabled){background-color:#06ad56}.auth-countdown-button{white-space:nowrap;min-width:7rem}.auth-tabs{border-bottom:1px solid var(--auth-border,#e2e8f0);margin-bottom:1.5rem;display:flex}.auth-tab{text-align:center;color:var(--auth-text-secondary,#718096);cursor:pointer;font-size:var(--auth-font-size,14px);background:0 0;border:none;border-bottom:2px solid #0000;outline:none;flex:1;padding:.75rem 0;font-family:inherit;font-weight:500;transition:all .2s}.auth-tab:hover{color:var(--auth-primary,#667eea)}.auth-tab-active{color:var(--auth-primary,#667eea);border-bottom-color:var(--auth-primary,#667eea)}.auth-divider{align-items:center;margin:1.5rem 0;display:flex}.auth-divider-line{border-top:1px solid var(--auth-border,#e2e8f0);flex:1}.auth-divider-text{color:var(--auth-text-secondary,#718096);font-size:var(--auth-font-size-sm,12px);padding:0 1rem}.auth-toast-container{z-index:9999;flex-direction:column;gap:.5rem;display:flex;position:fixed;top:1rem;right:1rem}.auth-toast{border-radius:var(--auth-radius,8px);font-size:var(--auth-font-size,14px);box-shadow:var(--auth-shadow,0 4px 6px -1px #0000001a);color:#fff;padding:.75rem 1rem;font-family:inherit;animation:.3s auth-toast-fade-in}.auth-toast-success{background-color:var(--auth-success,#48bb78)}.auth-toast-error{background-color:var(--auth-error,#f56565)}.auth-toast-info{background-color:var(--auth-primary,#667eea)}.auth-toast-fade-out{animation:.3s forwards auth-toast-fade-out}@keyframes auth-toast-fade-in{0%{opacity:0;transform:translate(1rem)}to{opacity:1;transform:translate(0)}}@keyframes auth-toast-fade-out{0%{opacity:1;transform:translate(0)}to{opacity:0;transform:translate(1rem)}}.auth-method-tabs{gap:.5rem;margin-bottom:1rem;display:flex}.auth-method-tab{text-align:center;border:1px solid var(--auth-border,#e2e8f0);border-radius:var(--auth-radius-sm,4px);cursor:pointer;font-size:var(--auth-font-size-sm,12px);background-color:#f7fafc;outline:none;flex:1;padding:.5rem;font-family:inherit;transition:all .2s}.auth-method-tab:hover{background-color:#edf2f7}.auth-method-tab-active{background-color:var(--auth-primary,#667eea);border-color:var(--auth-primary,#667eea);color:#fff}.auth-form-row{gap:.5rem;display:flex}.auth-form-row .auth-input-wrapper{flex:1}.auth-form-row .auth-countdown-button{flex-shrink:0;align-self:flex-start;width:auto;margin-top:0}.auth-loading{border:2px solid;border-right-color:#0000;border-radius:50%;width:1rem;height:1rem;margin-right:.5rem;animation:.75s linear infinite auth-spin;display:inline-block}@keyframes auth-spin{to{transform:rotate(360deg)}}