*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--auth-bg: #f7f8fa;--auth-card-bg: #ffffff;--auth-border: #e5e7eb;--auth-text: #1a1a1a;--auth-text-secondary: #6b7280;--auth-text-muted: #9ca3af;--auth-accent: #0d9488;--auth-accent-hover: #0b7c72;--auth-error: #ef4444;--auth-font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif}html,body{height:100%;font-family:var(--auth-font);color:var(--auth-text);background:var(--auth-bg);-webkit-font-smoothing:antialiased}.auth-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:24px;background:linear-gradient(135deg,#f0fdfa,#f7f8fa,#ecfdf5)}.auth-card{width:100%;max-width:400px;background:var(--auth-card-bg);border-radius:16px;box-shadow:0 4px 24px #0000000f,0 1px 4px #0000000a;padding:40px 36px 36px}.auth-logo{display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:4px}.auth-logo .logo-icon{width:36px;height:36px;object-fit:contain}.auth-logo .logo-text{font-size:24px;font-weight:700;color:var(--auth-text);letter-spacing:-.5px}.auth-subtitle{text-align:center;color:var(--auth-text-muted);font-size:14px;margin-bottom:28px}.auth-tabs{display:flex;border-bottom:1px solid var(--auth-border);margin-bottom:24px}.auth-tab{flex:1;padding:10px 0;background:none;border:none;font-size:15px;font-weight:500;color:var(--auth-text-secondary);cursor:pointer;position:relative;transition:color .2s}.auth-tab:hover{color:var(--auth-text)}.auth-tab.active{color:var(--auth-accent)}.auth-tab.active:after{content:"";position:absolute;bottom:-1px;left:16px;right:16px;height:2px;background:var(--auth-accent);border-radius:1px}.auth-form{display:flex;flex-direction:column;gap:18px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:13px;font-weight:500;color:var(--auth-text-secondary)}.form-group label .optional{font-weight:400;color:var(--auth-text-muted)}.form-group input{height:42px;padding:0 14px;border:1px solid var(--auth-border);border-radius:8px;font-size:14px;color:var(--auth-text);background:var(--auth-card-bg);outline:none;transition:border-color .2s,box-shadow .2s}.form-group input::placeholder{color:var(--auth-text-muted)}.form-group input:focus{border-color:var(--auth-accent);box-shadow:0 0 0 3px #0d94881a}.form-error{font-size:13px;color:var(--auth-error);min-height:18px;line-height:18px}.auth-submit{height:44px;border:none;border-radius:8px;font-size:15px;font-weight:600;color:#fff;background:var(--auth-accent);cursor:pointer;transition:background .2s,transform .1s}.auth-submit:hover{background:var(--auth-accent-hover)}.auth-submit:active{transform:scale(.98)}.auth-submit:disabled{opacity:.6;cursor:not-allowed}