.auth-modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.7);backdrop-filter: blur(4px);z-index:2000;align-items:center;justify-content:center}.auth-modal-content{background:var(--secondary);border-radius:var(--radius-lg);padding:2rem;width:90%;max-width:440px;position:relative;border:1px solid var(--border);box-shadow:0 8px 32px rgba(0,0,0,0.3)}.auth-modal-close{position:absolute;top:1rem;right:1rem;background:none;border:none;color:var(--light);font-size:1.75rem;cursor:pointer;padding:0.5rem;transition:opacity 0.2s}.auth-modal-close:hover{opacity:0.8}.auth-modal-header{text-align:center;margin-bottom:2rem}.auth-modal-logo{height:64px;margin-bottom:1.5rem}.auth-input-group{margin-bottom:1.5rem}.auth-input{width:100%;padding:0.875rem;background:var(--primary);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--light);margin-top:0.5rem;transition:border-color 0.2s}.auth-input:focus{border-color:var(--accent);outline:none}.auth-button{width:100%;padding:1rem;background:var(--accent);color:white;border:none;border-radius:var(--radius-sm);cursor:pointer;font-weight:500;transition:opacity 0.2s}.auth-button:hover{opacity:0.9}.auth-link{color:var(--accent);font-weight:500;text-decoration:none}